18529660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{54499}}^1$

素因数の和:54525

約数の個数: 24

約数和(自身を含む): 41202000

約数和(自身を除く): 22672340

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 54499, 108998, 217996, 272495, 544990, 926483, 1089980, 1852966, 3705932, 4632415, 9264830, 18529660]

約数ペア:

[(1, 18529660), (2, 9264830), (4, 4632415), (5, 3705932), (10, 1852966), (17, 1089980), (20, 926483), (34, 544990), (68, 272495), (85, 217996), (170, 108998), (340, 54499)]