18387928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{176807}}^1$

素因数の和:176826

約数の個数: 16

約数和(自身を含む): 37129680

約数和(自身を除く): 18741752

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 176807, 353614, 707228, 1414456, 2298491, 4596982, 9193964, 18387928]

約数ペア:

[(1, 18387928), (2, 9193964), (4, 4596982), (8, 2298491), (13, 1414456), (26, 707228), (52, 353614), (104, 176807)]