18678896

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{22027}}^1$

素因数の和:22088

約数の個数: 20

約数和(自身を含む): 36874872

約数和(自身を除く): 18195976

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 22027, 44054, 88108, 176216, 352432, 1167431, 2334862, 4669724, 9339448, 18678896]

約数ペア:

[(1, 18678896), (2, 9339448), (4, 4669724), (8, 2334862), (16, 1167431), (53, 352432), (106, 176216), (212, 88108), (424, 44054), (848, 22027)]