20840712

素因数分解:

$2^3\times 3^1\times {\mathrm{557}}^1\times {\mathrm{1559}}^1$

素因数の和:2125

約数の個数: 32

約数和(自身を含む): 52228800

約数和(自身を除く): 31388088

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 557, 1114, 1559, 1671, 2228, 3118, 3342, 4456, 4677, 6236, 6684, 9354, 12472, 13368, 18708, 37416, 868363, 1736726, 2605089, 3473452, 5210178, 6946904, 10420356, 20840712]

約数ペア:

[(1, 20840712), (2, 10420356), (3, 6946904), (4, 5210178), (6, 3473452), (8, 2605089), (12, 1736726), (24, 868363), (557, 37416), (1114, 18708), (1559, 13368), (1671, 12472), (2228, 9354), (3118, 6684), (3342, 6236), (4456, 4677)]