20421374

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{1451}}^1$

素因数の和:1711

約数の個数: 16

約数和(自身を含む): 31781376

約数和(自身を除く): 11360002

約数列:

[1, 2, 31, 62, 227, 454, 1451, 2902, 7037, 14074, 44981, 89962, 329377, 658754, 10210687, 20421374]

約数ペア:

[(1, 20421374), (2, 10210687), (31, 658754), (62, 329377), (227, 89962), (454, 44981), (1451, 14074), (2902, 7037)]