16989598

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{887}}^1$

素因数の和:1107

約数の個数: 16

約数和(自身を含む): 26096544

約数和(自身を除く): 9106946

約数列:

[1, 2, 61, 122, 157, 314, 887, 1774, 9577, 19154, 54107, 108214, 139259, 278518, 8494799, 16989598]

約数ペア:

[(1, 16989598), (2, 8494799), (61, 278518), (122, 139259), (157, 108214), (314, 54107), (887, 19154), (1774, 9577)]