18229130

素因数分解:

$2^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{4457}}^1$

素因数の和:4873

約数の個数: 16

約数和(自身を含む): 32900040

約数和(自身を除く): 14670910

約数列:

[1, 2, 5, 10, 409, 818, 2045, 4090, 4457, 8914, 22285, 44570, 1822913, 3645826, 9114565, 18229130]

約数ペア:

[(1, 18229130), (2, 9114565), (5, 3645826), (10, 1822913), (409, 44570), (818, 22285), (2045, 8914), (4090, 4457)]