81855664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{465089}}^1$

素因数の和:465108

約数の個数: 20

約数和(自身を含む): 173013480

約数和(自身を除く): 91157816

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 465089, 930178, 1860356, 3720712, 5115979, 7441424, 10231958, 20463916, 40927832, 81855664]

約数ペア:

[(1, 81855664), (2, 40927832), (4, 20463916), (8, 10231958), (11, 7441424), (16, 5115979), (22, 3720712), (44, 1860356), (88, 930178), (176, 465089)]