20500510

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{12577}}^1$

素因数の和:12747

約数の個数: 16

約数和(自身を含む): 37130256

約数和(自身を除く): 16629746

約数列:

[1, 2, 5, 10, 163, 326, 815, 1630, 12577, 25154, 62885, 125770, 2050051, 4100102, 10250255, 20500510]

約数ペア:

[(1, 20500510), (2, 10250255), (5, 4100102), (10, 2050051), (163, 125770), (326, 62885), (815, 25154), (1630, 12577)]