20367003904

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:281

約数の個数: 216

約数和(自身を含む): 45783964800

約数和(自身を除く): 25416960896

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 59, 64, 79, 101, 104, 118, 128, 158, 169, 202, 208, 236, 256, 316, 338, 404, 416, 472, 632, 676, 767, 808, 832, 944, 1027, 1264, 1313, 1352, 1534, 1616, 1664, 1888, 2054, 2528, 2626, 2704, 3068, 3232, 3328, 3776, 4108, 4661, 5056, 5252, 5408, 5959, 6136, 6464, 7552, 7979, 8216, 9322, 9971, 10112, 10504, 10816, 11918, 12272, 12928, 13351, 15104, 15958, 16432, 17069, 18644, 19942, 20224, 21008, 21632, 23836, 24544, 25856, 26702, 31916, 32864, 34138, 37288, 39884, 42016, 43264, 47672, 49088, 53404, 60593, 63832, 65728, 68276, 74576, 77467, 79768, 84032, 95344, 98176, 103727, 106808, 121186, 127664, 131456, 136552, 149152, 154934, 159536, 168064, 190688, 196352, 207454, 213616, 242372, 255328, 262912, 273104, 298304, 309868, 319072, 336128, 381376, 414908, 427232, 470761, 484744, 510656, 546208, 596608, 619736, 638144, 762752, 787709, 829816, 854464, 941522, 969488, 1007071, 1021312, 1092416, 1193216, 1239472, 1276288, 1348451, 1525504, 1575418, 1659632, 1708928, 1883044, 1938976, 2014142, 2042624, 2184832, 2478944, 2552576, 2696902, 3150836, 3319264, 3417856, 3766088, 3877952, 4028284, 4369664, 4957888, 5393804, 6119893, 6301672, 6638528, 7532176, 7755904, 8056568, 9915776, 10787608, 12239786, 12603344, 13277056, 15064352, 15511808, 16113136, 19831552, 21575216, 24479572, 25206688, 26554112, 30128704, 32226272, 43150432, 48959144, 50413376, 60257408, 64452544, 79558609, 86300864, 97918288, 100826752, 120514816, 128905088, 159117218, 172601728, 195836576, 201653504, 257810176, 318234436, 345203456, 391673152, 636468872, 783346304, 1272937744, 1566692608, 2545875488, 5091750976, 10183501952, 20367003904]

約数ペア:

[(1, 20367003904), (2, 10183501952), (4, 5091750976), (8, 2545875488), (13, 1566692608), (16, 1272937744), (26, 783346304), (32, 636468872), (52, 391673152), (59, 345203456), (64, 318234436), (79, 257810176), (101, 201653504), (104, 195836576), (118, 172601728), (128, 159117218), (158, 128905088), (169, 120514816), (202, 100826752), (208, 97918288), (236, 86300864), (256, 79558609), (316, 64452544), (338, 60257408), (404, 50413376), (416, 48959144), (472, 43150432), (632, 32226272), (676, 30128704), (767, 26554112), (808, 25206688), (832, 24479572), (944, 21575216), (1027, 19831552), (1264, 16113136), (1313, 15511808), (1352, 15064352), (1534, 13277056), (1616, 12603344), (1664, 12239786), (1888, 10787608), (2054, 9915776), (2528, 8056568), (2626, 7755904), (2704, 7532176), (3068, 6638528), (3232, 6301672), (3328, 6119893), (3776, 5393804), (4108, 4957888), (4661, 4369664), (5056, 4028284), (5252, 3877952), (5408, 3766088), (5959, 3417856), (6136, 3319264), (6464, 3150836), (7552, 2696902), (7979, 2552576), (8216, 2478944), (9322, 2184832), (9971, 2042624), (10112, 2014142), (10504, 1938976), (10816, 1883044), (11918, 1708928), (12272, 1659632), (12928, 1575418), (13351, 1525504), (15104, 1348451), (15958, 1276288), (16432, 1239472), (17069, 1193216), (18644, 1092416), (19942, 1021312), (20224, 1007071), (21008, 969488), (21632, 941522), (23836, 854464), (24544, 829816), (25856, 787709), (26702, 762752), (31916, 638144), (32864, 619736), (34138, 596608), (37288, 546208), (39884, 510656), (42016, 484744), (43264, 470761), (47672, 427232), (49088, 414908), (53404, 381376), (60593, 336128), (63832, 319072), (65728, 309868), (68276, 298304), (74576, 273104), (77467, 262912), (79768, 255328), (84032, 242372), (95344, 213616), (98176, 207454), (103727, 196352), (106808, 190688), (121186, 168064), (127664, 159536), (131456, 154934), (136552, 149152)]