20258472

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2239}}^1$

素因数の和:2290

約数の個数: 64

約数和(自身を含む): 56448000

約数和(自身を除く): 36189528

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 39, 52, 58, 78, 87, 104, 116, 156, 174, 232, 312, 348, 377, 696, 754, 1131, 1508, 2239, 2262, 3016, 4478, 4524, 6717, 8956, 9048, 13434, 17912, 26868, 29107, 53736, 58214, 64931, 87321, 116428, 129862, 174642, 194793, 232856, 259724, 349284, 389586, 519448, 698568, 779172, 844103, 1558344, 1688206, 2532309, 3376412, 5064618, 6752824, 10129236, 20258472]

約数ペア:

[(1, 20258472), (2, 10129236), (3, 6752824), (4, 5064618), (6, 3376412), (8, 2532309), (12, 1688206), (13, 1558344), (24, 844103), (26, 779172), (29, 698568), (39, 519448), (52, 389586), (58, 349284), (78, 259724), (87, 232856), (104, 194793), (116, 174642), (156, 129862), (174, 116428), (232, 87321), (312, 64931), (348, 58214), (377, 53736), (696, 29107), (754, 26868), (1131, 17912), (1508, 13434), (2239, 9048), (2262, 8956), (3016, 6717), (4478, 4524)]