18225730

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{44453}}^1$

素因数の和:44501

約数の個数: 16

約数和(自身を含む): 33607224

約数和(自身を除く): 15381494

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 44453, 88906, 222265, 444530, 1822573, 3645146, 9112865, 18225730]

約数ペア:

[(1, 18225730), (2, 9112865), (5, 3645146), (10, 1822573), (41, 444530), (82, 222265), (205, 88906), (410, 44453)]