18458481

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 28131840

約数和(自身を除く): 9673359

約数列:

[1, 3, 17, 19, 43, 51, 57, 129, 323, 443, 731, 817, 969, 1329, 2193, 2451, 7531, 8417, 13889, 19049, 22593, 25251, 41667, 57147, 143089, 323833, 361931, 429267, 971499, 1085793, 6152827, 18458481]

約数ペア:

[(1, 18458481), (3, 6152827), (17, 1085793), (19, 971499), (43, 429267), (51, 361931), (57, 323833), (129, 143089), (323, 57147), (443, 41667), (731, 25251), (817, 22593), (969, 19049), (1329, 13889), (2193, 8417), (2451, 7531)]