20199058997

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{144847}}^1$

素因数の和:145508

約数の個数: 16

約数和(自身を含む): 23069071872

約数和(自身を除く): 2870012875

約数列:

[1, 13, 17, 221, 631, 8203, 10727, 139451, 144847, 1883011, 2462399, 32011187, 91398457, 1188179941, 1553773769, 20199058997]

約数ペア:

[(1, 20199058997), (13, 1553773769), (17, 1188179941), (221, 91398457), (631, 32011187), (8203, 2462399), (10727, 1883011), (139451, 144847)]