19915188

素因数分解:

$2^2\times 3^1\times {\mathrm{191}}^1\times {\mathrm{8689}}^1$

素因数の和:8887

約数の個数: 24

約数和(自身を含む): 46717440

約数和(自身を除く): 26802252

約数列:

[1, 2, 3, 4, 6, 12, 191, 382, 573, 764, 1146, 2292, 8689, 17378, 26067, 34756, 52134, 104268, 1659599, 3319198, 4978797, 6638396, 9957594, 19915188]

約数ペア:

[(1, 19915188), (2, 9957594), (3, 6638396), (4, 4978797), (6, 3319198), (12, 1659599), (191, 104268), (382, 52134), (573, 34756), (764, 26067), (1146, 17378), (2292, 8689)]