81355436

素因数分解:

$2^2\times {\mathrm{461}}^1\times {\mathrm{44119}}^1$

素因数の和:44584

約数の個数: 12

約数和(自身を含む): 142684080

約数和(自身を除く): 61328644

約数列:

[1, 2, 4, 461, 922, 1844, 44119, 88238, 176476, 20338859, 40677718, 81355436]

約数ペア:

[(1, 81355436), (2, 40677718), (4, 20338859), (461, 176476), (922, 88238), (1844, 44119)]