7988626

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4889}}^1$

素因数の和:4953

約数の個数: 16

約数和(自身を含む): 12909600

約数和(自身を除く): 4920974

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 4889, 9778, 92891, 185782, 210227, 420454, 3994313, 7988626]

約数ペア:

[(1, 7988626), (2, 3994313), (19, 420454), (38, 210227), (43, 185782), (86, 92891), (817, 9778), (1634, 4889)]