19013660

素因数分解:

$2^2\times 5^1\times {\mathrm{317}}^1\times {\mathrm{2999}}^1$

素因数の和:3325

約数の個数: 24

約数和(自身を含む): 40068000

約数和(自身を除く): 21054340

約数列:

[1, 2, 4, 5, 10, 20, 317, 634, 1268, 1585, 2999, 3170, 5998, 6340, 11996, 14995, 29990, 59980, 950683, 1901366, 3802732, 4753415, 9506830, 19013660]

約数ペア:

[(1, 19013660), (2, 9506830), (4, 4753415), (5, 3802732), (10, 1901366), (20, 950683), (317, 59980), (634, 29990), (1268, 14995), (1585, 11996), (2999, 6340), (3170, 5998)]