18716660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{55049}}^1$

素因数の和:55075

約数の個数: 24

約数和(自身を含む): 41617800

約数和(自身を除く): 22901140

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 55049, 110098, 220196, 275245, 550490, 935833, 1100980, 1871666, 3743332, 4679165, 9358330, 18716660]

約数ペア:

[(1, 18716660), (2, 9358330), (4, 4679165), (5, 3743332), (10, 1871666), (17, 1100980), (20, 935833), (34, 550490), (68, 275245), (85, 220196), (170, 110098), (340, 55049)]