20888922

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{661}}^1$

素因数の和:918

約数の個数: 32

約数和(自身を含む): 43850880

約数和(自身を除く): 22961958

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 229, 458, 661, 687, 1322, 1374, 1983, 3966, 5267, 10534, 15203, 15801, 30406, 31602, 45609, 91218, 151369, 302738, 454107, 908214, 3481487, 6962974, 10444461, 20888922]

約数ペア:

[(1, 20888922), (2, 10444461), (3, 6962974), (6, 3481487), (23, 908214), (46, 454107), (69, 302738), (138, 151369), (229, 91218), (458, 45609), (661, 31602), (687, 30406), (1322, 15801), (1374, 15203), (1983, 10534), (3966, 5267)]