20796645824

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{7925551}}^1$

素因数の和:7925604

約数の個数: 28

約数和(自身を含む): 42274894368

約数和(自身を除く): 21478248544

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 164, 328, 656, 1312, 2624, 7925551, 15851102, 31702204, 63404408, 126808816, 253617632, 324947591, 507235264, 649895182, 1299790364, 2599580728, 5199161456, 10398322912, 20796645824]

約数ペア:

[(1, 20796645824), (2, 10398322912), (4, 5199161456), (8, 2599580728), (16, 1299790364), (32, 649895182), (41, 507235264), (64, 324947591), (82, 253617632), (164, 126808816), (328, 63404408), (656, 31702204), (1312, 15851102), (2624, 7925551)]