18866090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{110977}}^1$

素因数の和:111001

約数の個数: 16

約数和(自身を含む): 35956872

約数和(自身を除く): 17090782

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 110977, 221954, 554885, 1109770, 1886609, 3773218, 9433045, 18866090]

約数ペア:

[(1, 18866090), (2, 9433045), (5, 3773218), (10, 1886609), (17, 1109770), (34, 554885), (85, 221954), (170, 110977)]