51980315216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{170987879}}^1$

素因数の和:170987906

約数の個数: 20

約数和(自身を含む): 106012485600

約数和(自身を除く): 54032170384

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 170987879, 341975758, 683951516, 1367903032, 2735806064, 3248769701, 6497539402, 12995078804, 25990157608, 51980315216]

約数ペア:

[(1, 51980315216), (2, 25990157608), (4, 12995078804), (8, 6497539402), (16, 3248769701), (19, 2735806064), (38, 1367903032), (76, 683951516), (152, 341975758), (304, 170987879)]