20818850689

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{2711}}^1\times {\mathrm{84389}}^1$

素因数の和:87120

約数の個数: 16

約数和(自身を含む): 25632956160

約数和(自身を除く): 4814105471

約数列:

[1, 7, 13, 91, 2711, 18977, 35243, 84389, 246701, 590723, 1097057, 7679399, 228778579, 1601450053, 2974121527, 20818850689]

約数ペア:

[(1, 20818850689), (7, 2974121527), (13, 1601450053), (91, 228778579), (2711, 7679399), (18977, 1097057), (35243, 590723), (84389, 246701)]