19908394

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53231}}^1$

素因数の和:53261

約数の個数: 16

約数和(自身を含む): 34494336

約数和(自身を除く): 14585942

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 53231, 106462, 585541, 904927, 1171082, 1809854, 9954197, 19908394]

約数ペア:

[(1, 19908394), (2, 9954197), (11, 1809854), (17, 1171082), (22, 904927), (34, 585541), (187, 106462), (374, 53231)]