20166523

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{307}}^1$

素因数の和:514

約数の個数: 16

約数和(自身を含む): 22629376

約数和(自身を除く): 2462853

約数列:

[1, 13, 31, 163, 307, 403, 2119, 3991, 5053, 9517, 50041, 65689, 123721, 650533, 1551271, 20166523]

約数ペア:

[(1, 20166523), (13, 1551271), (31, 650533), (163, 123721), (307, 65689), (403, 50041), (2119, 9517), (3991, 5053)]