20187467995

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{16141}}^1\times {\mathrm{8069}}^1$

素因数の和:24246

約数の個数: 16

約数和(自身を含む): 25011060480

約数和(自身を除く): 4823592485

約数列:

[1, 5, 31, 155, 8069, 16141, 40345, 80705, 250139, 500371, 1250695, 2501855, 130241729, 651208645, 4037493599, 20187467995]

約数ペア:

[(1, 20187467995), (5, 4037493599), (31, 651208645), (155, 130241729), (8069, 2501855), (16141, 1250695), (40345, 500371), (80705, 250139)]