1991198

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3121}}^1$

素因数の和:3163

約数の個数: 16

約数和(自身を含む): 3371760

約数和(自身を除く): 1380562

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 3121, 6242, 34331, 68662, 90509, 181018, 995599, 1991198]

約数ペア:

[(1, 1991198), (2, 995599), (11, 181018), (22, 90509), (29, 68662), (58, 34331), (319, 6242), (638, 3121)]