20957302

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{2153}}^1$

素因数の和:2343

約数の個数: 16

約数和(自身を含む): 32671872

約数和(自身を除く): 11714570

約数列:

[1, 2, 31, 62, 157, 314, 2153, 4306, 4867, 9734, 66743, 133486, 338021, 676042, 10478651, 20957302]

約数ペア:

[(1, 20957302), (2, 10478651), (31, 676042), (62, 338021), (157, 133486), (314, 66743), (2153, 9734), (4306, 4867)]