22117808

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{13421}}^1$

素因数の和:13532

約数の個数: 20

約数和(自身を含む): 43272528

約数和(自身を除く): 21154720

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 13421, 26842, 53684, 107368, 214736, 1382363, 2764726, 5529452, 11058904, 22117808]

約数ペア:

[(1, 22117808), (2, 11058904), (4, 5529452), (8, 2764726), (16, 1382363), (103, 214736), (206, 107368), (412, 53684), (824, 26842), (1648, 13421)]