20317440384

素因数分解:

$2^7\times 3^3\times {\mathrm{17}}^1\times {\mathrm{345817}}^1$

素因数の和:345857

約数の個数: 128

約数和(自身を含む): 63492184800

約数和(自身を除く): 43174744416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 32, 34, 36, 48, 51, 54, 64, 68, 72, 96, 102, 108, 128, 136, 144, 153, 192, 204, 216, 272, 288, 306, 384, 408, 432, 459, 544, 576, 612, 816, 864, 918, 1088, 1152, 1224, 1632, 1728, 1836, 2176, 2448, 3264, 3456, 3672, 4896, 6528, 7344, 9792, 14688, 19584, 29376, 58752, 345817, 691634, 1037451, 1383268, 2074902, 2766536, 3112353, 4149804, 5533072, 5878889, 6224706, 8299608, 9337059, 11066144, 11757778, 12449412, 16599216, 17636667, 18674118, 22132288, 23515556, 24898824, 33198432, 35273334, 37348236, 44264576, 47031112, 49797648, 52910001, 66396864, 70546668, 74696472, 94062224, 99595296, 105820002, 132793728, 141093336, 149392944, 158730003, 188124448, 199190592, 211640004, 282186672, 298785888, 317460006, 376248896, 398381184, 423280008, 564373344, 597571776, 634920012, 752497792, 846560016, 1128746688, 1195143552, 1269840024, 1693120032, 2257493376, 2539680048, 3386240064, 5079360096, 6772480128, 10158720192, 20317440384]

約数ペア:

[(1, 20317440384), (2, 10158720192), (3, 6772480128), (4, 5079360096), (6, 3386240064), (8, 2539680048), (9, 2257493376), (12, 1693120032), (16, 1269840024), (17, 1195143552), (18, 1128746688), (24, 846560016), (27, 752497792), (32, 634920012), (34, 597571776), (36, 564373344), (48, 423280008), (51, 398381184), (54, 376248896), (64, 317460006), (68, 298785888), (72, 282186672), (96, 211640004), (102, 199190592), (108, 188124448), (128, 158730003), (136, 149392944), (144, 141093336), (153, 132793728), (192, 105820002), (204, 99595296), (216, 94062224), (272, 74696472), (288, 70546668), (306, 66396864), (384, 52910001), (408, 49797648), (432, 47031112), (459, 44264576), (544, 37348236), (576, 35273334), (612, 33198432), (816, 24898824), (864, 23515556), (918, 22132288), (1088, 18674118), (1152, 17636667), (1224, 16599216), (1632, 12449412), (1728, 11757778), (1836, 11066144), (2176, 9337059), (2448, 8299608), (3264, 6224706), (3456, 5878889), (3672, 5533072), (4896, 4149804), (6528, 3112353), (7344, 2766536), (9792, 2074902), (14688, 1383268), (19584, 1037451), (29376, 691634), (58752, 345817)]