197866

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:189

約数の個数: 16

約数和(自身を含む): 322560

約数和(自身を除く): 124694

約数列:

[1, 2, 19, 38, 41, 82, 127, 254, 779, 1558, 2413, 4826, 5207, 10414, 98933, 197866]

約数ペア:

[(1, 197866), (2, 98933), (19, 10414), (38, 5207), (41, 4826), (82, 2413), (127, 1558), (254, 779)]