18644260

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{40531}}^1$

素因数の和:40563

約数の個数: 24

約数和(自身を含む): 40856256

約数和(自身を除く): 22211996

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 40531, 81062, 162124, 202655, 405310, 810620, 932213, 1864426, 3728852, 4661065, 9322130, 18644260]

約数ペア:

[(1, 18644260), (2, 9322130), (4, 4661065), (5, 3728852), (10, 1864426), (20, 932213), (23, 810620), (46, 405310), (92, 202655), (115, 162124), (230, 81062), (460, 40531)]