18851276

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{997}}^1$

素因数の和:1193

約数の個数: 24

約数和(自身を含む): 34371120

約数和(自身を除く): 15519844

約数列:

[1, 2, 4, 29, 58, 116, 163, 326, 652, 997, 1994, 3988, 4727, 9454, 18908, 28913, 57826, 115652, 162511, 325022, 650044, 4712819, 9425638, 18851276]

約数ペア:

[(1, 18851276), (2, 9425638), (4, 4712819), (29, 650044), (58, 325022), (116, 162511), (163, 115652), (326, 57826), (652, 28913), (997, 18908), (1994, 9454), (3988, 4727)]