39919966

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{3881}}^1$

素因数の和:4059

約数の個数: 16

約数和(自身を含む): 61956720

約数和(自身を除く): 22036754

約数列:

[1, 2, 37, 74, 139, 278, 3881, 5143, 7762, 10286, 143597, 287194, 539459, 1078918, 19959983, 39919966]

約数ペア:

[(1, 39919966), (2, 19959983), (37, 1078918), (74, 539459), (139, 287194), (278, 143597), (3881, 10286), (5143, 7762)]