20522578

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{659}}^1\times {\mathrm{677}}^1$

素因数の和:1361

約数の個数: 16

約数和(自身を含む): 32218560

約数和(自身を除く): 11695982

約数列:

[1, 2, 23, 46, 659, 677, 1318, 1354, 15157, 15571, 30314, 31142, 446143, 892286, 10261289, 20522578]

約数ペア:

[(1, 20522578), (2, 10261289), (23, 892286), (46, 446143), (659, 31142), (677, 30314), (1318, 15571), (1354, 15157)]