81384944

素因数分解:

$2^4\times {\mathrm{379}}^1\times {\mathrm{13421}}^1$

素因数の和:13808

約数の個数: 20

約数和(自身を含む): 158111160

約数和(自身を除く): 76726216

約数列:

[1, 2, 4, 8, 16, 379, 758, 1516, 3032, 6064, 13421, 26842, 53684, 107368, 214736, 5086559, 10173118, 20346236, 40692472, 81384944]

約数ペア:

[(1, 81384944), (2, 40692472), (4, 20346236), (8, 10173118), (16, 5086559), (379, 214736), (758, 107368), (1516, 53684), (3032, 26842), (6064, 13421)]