20512019917

素因数分解:

${\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{1667}}^1\times {\mathrm{4271}}^1$

素因数の和:6048

約数の個数: 16

約数和(自身を含む): 21320082432

約数和(自身を除く): 808062515

約数列:

[1, 43, 67, 1667, 2881, 4271, 71681, 111689, 183653, 286157, 4802627, 7119757, 12304751, 306149551, 477023719, 20512019917]

約数ペア:

[(1, 20512019917), (43, 477023719), (67, 306149551), (1667, 12304751), (2881, 7119757), (4271, 4802627), (71681, 286157), (111689, 183653)]