18403197

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{541}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 28097280

約数和(自身を除く): 9694083

約数列:

[1, 3, 17, 23, 29, 51, 69, 87, 391, 493, 541, 667, 1173, 1479, 1623, 2001, 9197, 11339, 12443, 15689, 27591, 34017, 37329, 47067, 211531, 266713, 360847, 634593, 800139, 1082541, 6134399, 18403197]

約数ペア:

[(1, 18403197), (3, 6134399), (17, 1082541), (23, 800139), (29, 634593), (51, 360847), (69, 266713), (87, 211531), (391, 47067), (493, 37329), (541, 34017), (667, 27591), (1173, 15689), (1479, 12443), (1623, 11339), (2001, 9197)]