20662416

素因数分解:

$2^4\times 3^2\times {\mathrm{143489}}^1$

素因数の和:143503

約数の個数: 30

約数和(自身を含む): 57826470

約数和(自身を除く): 37164054

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 143489, 286978, 430467, 573956, 860934, 1147912, 1291401, 1721868, 2295824, 2582802, 3443736, 5165604, 6887472, 10331208, 20662416]

約数ペア:

[(1, 20662416), (2, 10331208), (3, 6887472), (4, 5165604), (6, 3443736), (8, 2582802), (9, 2295824), (12, 1721868), (16, 1291401), (18, 1147912), (24, 860934), (36, 573956), (48, 430467), (72, 286978), (144, 143489)]