156678332

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{108503}}^1$

素因数の和:108545

約数の個数: 18

約数和(自身を含む): 289380168

約数和(自身を除く): 132701836

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 108503, 217006, 434012, 2061557, 4123114, 8246228, 39169583, 78339166, 156678332]

約数ペア:

[(1, 156678332), (2, 78339166), (4, 39169583), (19, 8246228), (38, 4123114), (76, 2061557), (361, 434012), (722, 217006), (1444, 108503)]