20199428354

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1889}}^1\times {\mathrm{10463}}^1$

素因数の和:12434

約数の個数: 32

約数和(自身を含む): 35123880960

約数和(自身を除く): 14924452606

約数列:

[1, 2, 7, 14, 73, 146, 511, 1022, 1889, 3778, 10463, 13223, 20926, 26446, 73241, 137897, 146482, 275794, 763799, 965279, 1527598, 1930558, 5346593, 10693186, 19764607, 39529214, 138352249, 276704498, 1442816311, 2885632622, 10099714177, 20199428354]

約数ペア:

[(1, 20199428354), (2, 10099714177), (7, 2885632622), (14, 1442816311), (73, 276704498), (146, 138352249), (511, 39529214), (1022, 19764607), (1889, 10693186), (3778, 5346593), (10463, 1930558), (13223, 1527598), (20926, 965279), (26446, 763799), (73241, 275794), (137897, 146482)]