20171859076

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{239}}^1\times {\mathrm{204857}}^1$

素因数の和:205203

約数の個数: 24

約数和(自身を含む): 35792789760

約数和(自身を除く): 15620930684

約数列:

[1, 2, 4, 103, 206, 239, 412, 478, 956, 24617, 49234, 98468, 204857, 409714, 819428, 21100271, 42200542, 48960823, 84401084, 97921646, 195843292, 5042964769, 10085929538, 20171859076]

約数ペア:

[(1, 20171859076), (2, 10085929538), (4, 5042964769), (103, 195843292), (206, 97921646), (239, 84401084), (412, 48960823), (478, 42200542), (956, 21100271), (24617, 819428), (49234, 409714), (98468, 204857)]