18442257136

素因数分解:

$2^4\times {\mathrm{7639}}^1\times {\mathrm{150889}}^1$

素因数の和:158536

約数の個数: 20

約数和(自身を含む): 35736787600

約数和(自身を除く): 17294530464

約数列:

[1, 2, 4, 8, 16, 7639, 15278, 30556, 61112, 122224, 150889, 301778, 603556, 1207112, 2414224, 1152641071, 2305282142, 4610564284, 9221128568, 18442257136]

約数ペア:

[(1, 18442257136), (2, 9221128568), (4, 4610564284), (8, 2305282142), (16, 1152641071), (7639, 2414224), (15278, 1207112), (30556, 603556), (61112, 301778), (122224, 150889)]