19090660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56149}}^1$

素因数の和:56175

約数の個数: 24

約数和(自身を含む): 42449400

約数和(自身を除く): 23358740

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 56149, 112298, 224596, 280745, 561490, 954533, 1122980, 1909066, 3818132, 4772665, 9545330, 19090660]

約数ペア:

[(1, 19090660), (2, 9545330), (4, 4772665), (5, 3818132), (10, 1909066), (17, 1122980), (20, 954533), (34, 561490), (68, 280745), (85, 224596), (170, 112298), (340, 56149)]