18777828

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{9967}}^1$

素因数の和:10131

約数の個数: 24

約数和(自身を含む): 44098432

約数和(自身を除く): 25320604

約数列:

[1, 2, 3, 4, 6, 12, 157, 314, 471, 628, 942, 1884, 9967, 19934, 29901, 39868, 59802, 119604, 1564819, 3129638, 4694457, 6259276, 9388914, 18777828]

約数ペア:

[(1, 18777828), (2, 9388914), (3, 6259276), (4, 4694457), (6, 3129638), (12, 1564819), (157, 119604), (314, 59802), (471, 39868), (628, 29901), (942, 19934), (1884, 9967)]