20928322

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{1103}}^1$

素因数の和:1337

約数の個数: 16

約数和(自身を含む): 32192640

約数和(自身を除く): 11264318

約数列:

[1, 2, 53, 106, 179, 358, 1103, 2206, 9487, 18974, 58459, 116918, 197437, 394874, 10464161, 20928322]

約数ペア:

[(1, 20928322), (2, 10464161), (53, 394874), (106, 197437), (179, 116918), (358, 58459), (1103, 18974), (2206, 9487)]