18671324

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{4091}}^1$

素因数の和:4265

約数の個数: 24

約数和(自身を含む): 37580928

約数和(自身を除く): 18909604

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4091, 4564, 8182, 16364, 28637, 57274, 114548, 666833, 1333666, 2667332, 4667831, 9335662, 18671324]

約数ペア:

[(1, 18671324), (2, 9335662), (4, 4667831), (7, 2667332), (14, 1333666), (28, 666833), (163, 114548), (326, 57274), (652, 28637), (1141, 16364), (2282, 8182), (4091, 4564)]