18121660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53299}}^1$

素因数の和:53325

約数の個数: 24

約数和(自身を含む): 40294800

約数和(自身を除く): 22173140

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 53299, 106598, 213196, 266495, 532990, 906083, 1065980, 1812166, 3624332, 4530415, 9060830, 18121660]

約数ペア:

[(1, 18121660), (2, 9060830), (4, 4530415), (5, 3624332), (10, 1812166), (17, 1065980), (20, 906083), (34, 532990), (68, 266495), (85, 213196), (170, 106598), (340, 53299)]