20007363712

素因数分解:

$2^7\times 7^1\times {\mathrm{937}}^1\times {\mathrm{23831}}^1$

素因数の和:24789

約数の個数: 64

約数和(自身を含む): 45603008640

約数和(自身を除く): 25595644928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 937, 1874, 3748, 6559, 7496, 13118, 14992, 23831, 26236, 29984, 47662, 52472, 59968, 95324, 104944, 119936, 166817, 190648, 209888, 333634, 381296, 419776, 667268, 762592, 839552, 1334536, 1525184, 2669072, 3050368, 5338144, 10676288, 21352576, 22329647, 44659294, 89318588, 156307529, 178637176, 312615058, 357274352, 625230116, 714548704, 1250460232, 1429097408, 2500920464, 2858194816, 5001840928, 10003681856, 20007363712]

約数ペア:

[(1, 20007363712), (2, 10003681856), (4, 5001840928), (7, 2858194816), (8, 2500920464), (14, 1429097408), (16, 1250460232), (28, 714548704), (32, 625230116), (56, 357274352), (64, 312615058), (112, 178637176), (128, 156307529), (224, 89318588), (448, 44659294), (896, 22329647), (937, 21352576), (1874, 10676288), (3748, 5338144), (6559, 3050368), (7496, 2669072), (13118, 1525184), (14992, 1334536), (23831, 839552), (26236, 762592), (29984, 667268), (47662, 419776), (52472, 381296), (59968, 333634), (95324, 209888), (104944, 190648), (119936, 166817)]