20876128

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:204

約数の個数: 96

約数和(自身を含む): 51819264

約数和(自身を除く): 30943136

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 67, 91, 104, 107, 112, 134, 182, 208, 214, 224, 268, 364, 416, 428, 469, 536, 728, 749, 856, 871, 938, 1072, 1391, 1456, 1498, 1712, 1742, 1876, 2144, 2782, 2912, 2996, 3424, 3484, 3752, 5564, 5992, 6097, 6968, 7169, 7504, 9737, 11128, 11984, 12194, 13936, 14338, 15008, 19474, 22256, 23968, 24388, 27872, 28676, 38948, 44512, 48776, 50183, 57352, 77896, 93197, 97552, 100366, 114704, 155792, 186394, 195104, 200732, 229408, 311584, 372788, 401464, 652379, 745576, 802928, 1304758, 1491152, 1605856, 2609516, 2982304, 5219032, 10438064, 20876128]

約数ペア:

[(1, 20876128), (2, 10438064), (4, 5219032), (7, 2982304), (8, 2609516), (13, 1605856), (14, 1491152), (16, 1304758), (26, 802928), (28, 745576), (32, 652379), (52, 401464), (56, 372788), (67, 311584), (91, 229408), (104, 200732), (107, 195104), (112, 186394), (134, 155792), (182, 114704), (208, 100366), (214, 97552), (224, 93197), (268, 77896), (364, 57352), (416, 50183), (428, 48776), (469, 44512), (536, 38948), (728, 28676), (749, 27872), (856, 24388), (871, 23968), (938, 22256), (1072, 19474), (1391, 15008), (1456, 14338), (1498, 13936), (1712, 12194), (1742, 11984), (1876, 11128), (2144, 9737), (2782, 7504), (2912, 7169), (2996, 6968), (3424, 6097), (3484, 5992), (3752, 5564)]