20264216

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4957}}^1$

素因数の和:5043

約数の個数: 32

約数和(自身を含む): 44027040

約数和(自身を除く): 23762824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 292, 511, 584, 1022, 2044, 4088, 4957, 9914, 19828, 34699, 39656, 69398, 138796, 277592, 361861, 723722, 1447444, 2533027, 2894888, 5066054, 10132108, 20264216]

約数ペア:

[(1, 20264216), (2, 10132108), (4, 5066054), (7, 2894888), (8, 2533027), (14, 1447444), (28, 723722), (56, 361861), (73, 277592), (146, 138796), (292, 69398), (511, 39656), (584, 34699), (1022, 19828), (2044, 9914), (4088, 4957)]