20670689

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1579}}^1$

素因数の和:1664

約数の個数: 16

約数和(自身を含む): 23889600

約数和(自身を除く): 3218911

約数列:

[1, 13, 19, 53, 247, 689, 1007, 1579, 13091, 20527, 30001, 83687, 390013, 1087931, 1590053, 20670689]

約数ペア:

[(1, 20670689), (13, 1590053), (19, 1087931), (53, 390013), (247, 83687), (689, 30001), (1007, 20527), (1579, 13091)]