20801053

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1277}}^1$

素因数の和:1476

約数の個数: 16

約数和(自身を含む): 25764480

約数和(自身を除く): 4963427

約数列:

[1, 7, 13, 91, 179, 1253, 1277, 2327, 8939, 16289, 16601, 116207, 228583, 1600081, 2971579, 20801053]

約数ペア:

[(1, 20801053), (7, 2971579), (13, 1600081), (91, 228583), (179, 116207), (1253, 16601), (1277, 16289), (2327, 8939)]