20944781

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{983}}^1$

素因数の和:1156

約数の個数: 16

約数和(自身を含む): 24796800

約数和(自身を除く): 3852019

約数列:

[1, 11, 13, 143, 149, 983, 1639, 1937, 10813, 12779, 21307, 140569, 146467, 1611137, 1904071, 20944781]

約数ペア:

[(1, 20944781), (11, 1904071), (13, 1611137), (143, 146467), (149, 140569), (983, 21307), (1639, 12779), (1937, 10813)]