19707455521

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{40971841}}^1$

素因数の和:40971891

約数の個数: 8

約数和(自身を含む): 21797019944

約数和(自身を除く): 2089564423

約数列:

[1, 13, 37, 481, 40971841, 532633933, 1515958117, 19707455521]

約数ペア:

[(1, 19707455521), (13, 1515958117), (37, 532633933), (481, 40971841)]