18044620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82021}}^1$

素因数の和:82041

約数の個数: 24

約数和(自身を含む): 41339088

約数和(自身を除く): 23294468

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 82021, 164042, 328084, 410105, 820210, 902231, 1640420, 1804462, 3608924, 4511155, 9022310, 18044620]

約数ペア:

[(1, 18044620), (2, 9022310), (4, 4511155), (5, 3608924), (10, 1804462), (11, 1640420), (20, 902231), (22, 820210), (44, 410105), (55, 328084), (110, 164042), (220, 82021)]