20704864

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{10607}}^1$

素因数の和:10678

約数の個数: 24

約数和(自身を含む): 41434848

約数和(自身を除く): 20729984

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 244, 488, 976, 1952, 10607, 21214, 42428, 84856, 169712, 339424, 647027, 1294054, 2588108, 5176216, 10352432, 20704864]

約数ペア:

[(1, 20704864), (2, 10352432), (4, 5176216), (8, 2588108), (16, 1294054), (32, 647027), (61, 339424), (122, 169712), (244, 84856), (488, 42428), (976, 21214), (1952, 10607)]