20103605

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1451}}^1$

素因数の和:1636

約数の個数: 16

約数和(自身を含む): 25717824

約数和(自身を除く): 5614219

約数列:

[1, 5, 17, 85, 163, 815, 1451, 2771, 7255, 13855, 24667, 123335, 236513, 1182565, 4020721, 20103605]

約数ペア:

[(1, 20103605), (5, 4020721), (17, 1182565), (85, 236513), (163, 123335), (815, 24667), (1451, 13855), (2771, 7255)]