20320986

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{69119}}^1$

素因数の和:69138

約数の個数: 24

約数和(自身を含む): 47278080

約数和(自身を除く): 26957094

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 69119, 138238, 207357, 414714, 483833, 967666, 1451499, 2902998, 3386831, 6773662, 10160493, 20320986]

約数ペア:

[(1, 20320986), (2, 10160493), (3, 6773662), (6, 3386831), (7, 2902998), (14, 1451499), (21, 967666), (42, 483833), (49, 414714), (98, 207357), (147, 138238), (294, 69119)]