18716830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10009}}^1$

素因数の和:10044

約数の個数: 32

約数和(自身を含む): 38918880

約数和(自身を除く): 20202050

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 10009, 20018, 50045, 100090, 110099, 170153, 220198, 340306, 550495, 850765, 1100990, 1701530, 1871683, 3743366, 9358415, 18716830]

約数ペア:

[(1, 18716830), (2, 9358415), (5, 3743366), (10, 1871683), (11, 1701530), (17, 1100990), (22, 850765), (34, 550495), (55, 340306), (85, 220198), (110, 170153), (170, 110099), (187, 100090), (374, 50045), (935, 20018), (1870, 10009)]