18580479

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{383}}^1$

素因数の和:646

約数の個数: 16

約数和(自身を含む): 25239552

約数和(自身を除く): 6659073

約数列:

[1, 3, 103, 157, 309, 383, 471, 1149, 16171, 39449, 48513, 60131, 118347, 180393, 6193493, 18580479]

約数ペア:

[(1, 18580479), (3, 6193493), (103, 180393), (157, 118347), (309, 60131), (383, 48513), (471, 39449), (1149, 16171)]