11918510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:596

約数の個数: 32

約数和(自身を含む): 22788000

約数和(自身を除く): 10869490

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 421, 745, 842, 1490, 2105, 2831, 4210, 5662, 7999, 14155, 15998, 28310, 39995, 62729, 79990, 125458, 313645, 627290, 1191851, 2383702, 5959255, 11918510]

約数ペア:

[(1, 11918510), (2, 5959255), (5, 2383702), (10, 1191851), (19, 627290), (38, 313645), (95, 125458), (149, 79990), (190, 62729), (298, 39995), (421, 28310), (745, 15998), (842, 14155), (1490, 7999), (2105, 5662), (2831, 4210)]