18421486

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{2203}}^1$

素因数の和:2355

約数の個数: 16

約数和(自身を含む): 28643184

約数和(自身を除く): 10221698

約数列:

[1, 2, 37, 74, 113, 226, 2203, 4181, 4406, 8362, 81511, 163022, 248939, 497878, 9210743, 18421486]

約数ペア:

[(1, 18421486), (2, 9210743), (37, 497878), (74, 248939), (113, 163022), (226, 81511), (2203, 8362), (4181, 4406)]