208518218

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{9323}}^1$

素因数の和:9589

約数の個数: 16

約数和(自身を含む): 320223456

約数和(自身を除く): 111705238

約数列:

[1, 2, 53, 106, 211, 422, 9323, 11183, 18646, 22366, 494119, 988238, 1967153, 3934306, 104259109, 208518218]

約数ペア:

[(1, 208518218), (2, 104259109), (53, 3934306), (106, 1967153), (211, 988238), (422, 494119), (9323, 22366), (11183, 18646)]