20894496

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:127

約数の個数: 192

約数和(自身を含む): 69672960

約数和(自身を除く): 48778464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 31, 32, 34, 42, 48, 51, 56, 59, 62, 68, 84, 93, 96, 102, 112, 118, 119, 124, 136, 168, 177, 186, 204, 217, 224, 236, 238, 248, 272, 336, 354, 357, 372, 408, 413, 434, 472, 476, 496, 527, 544, 651, 672, 708, 714, 744, 816, 826, 868, 944, 952, 992, 1003, 1054, 1239, 1302, 1416, 1428, 1488, 1581, 1632, 1652, 1736, 1829, 1888, 1904, 2006, 2108, 2478, 2604, 2832, 2856, 2976, 3009, 3162, 3304, 3472, 3658, 3689, 3808, 4012, 4216, 4956, 5208, 5487, 5664, 5712, 6018, 6324, 6608, 6944, 7021, 7316, 7378, 8024, 8432, 9912, 10416, 10974, 11067, 11424, 12036, 12648, 12803, 13216, 14042, 14632, 14756, 16048, 16864, 19824, 20832, 21063, 21948, 22134, 24072, 25296, 25606, 28084, 29264, 29512, 31093, 32096, 38409, 39648, 42126, 43896, 44268, 48144, 50592, 51212, 56168, 58528, 59024, 62186, 76818, 84252, 87792, 88536, 93279, 96288, 102424, 112336, 118048, 124372, 153636, 168504, 175584, 177072, 186558, 204848, 217651, 224672, 248744, 307272, 337008, 354144, 373116, 409696, 435302, 497488, 614544, 652953, 674016, 746232, 870604, 994976, 1229088, 1305906, 1492464, 1741208, 2611812, 2984928, 3482416, 5223624, 6964832, 10447248, 20894496]

約数ペア:

[(1, 20894496), (2, 10447248), (3, 6964832), (4, 5223624), (6, 3482416), (7, 2984928), (8, 2611812), (12, 1741208), (14, 1492464), (16, 1305906), (17, 1229088), (21, 994976), (24, 870604), (28, 746232), (31, 674016), (32, 652953), (34, 614544), (42, 497488), (48, 435302), (51, 409696), (56, 373116), (59, 354144), (62, 337008), (68, 307272), (84, 248744), (93, 224672), (96, 217651), (102, 204848), (112, 186558), (118, 177072), (119, 175584), (124, 168504), (136, 153636), (168, 124372), (177, 118048), (186, 112336), (204, 102424), (217, 96288), (224, 93279), (236, 88536), (238, 87792), (248, 84252), (272, 76818), (336, 62186), (354, 59024), (357, 58528), (372, 56168), (408, 51212), (413, 50592), (434, 48144), (472, 44268), (476, 43896), (496, 42126), (527, 39648), (544, 38409), (651, 32096), (672, 31093), (708, 29512), (714, 29264), (744, 28084), (816, 25606), (826, 25296), (868, 24072), (944, 22134), (952, 21948), (992, 21063), (1003, 20832), (1054, 19824), (1239, 16864), (1302, 16048), (1416, 14756), (1428, 14632), (1488, 14042), (1581, 13216), (1632, 12803), (1652, 12648), (1736, 12036), (1829, 11424), (1888, 11067), (1904, 10974), (2006, 10416), (2108, 9912), (2478, 8432), (2604, 8024), (2832, 7378), (2856, 7316), (2976, 7021), (3009, 6944), (3162, 6608), (3304, 6324), (3472, 6018), (3658, 5712), (3689, 5664), (3808, 5487), (4012, 5208), (4216, 4956)]