18243057

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{373}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 29728512

約数和(自身を除く): 11485455

約数列:

[1, 3, 7, 17, 21, 51, 119, 137, 357, 373, 411, 959, 1119, 2329, 2611, 2877, 6341, 6987, 7833, 16303, 19023, 44387, 48909, 51101, 133161, 153303, 357707, 868717, 1073121, 2606151, 6081019, 18243057]

約数ペア:

[(1, 18243057), (3, 6081019), (7, 2606151), (17, 1073121), (21, 868717), (51, 357707), (119, 153303), (137, 133161), (357, 51101), (373, 48909), (411, 44387), (959, 19023), (1119, 16303), (2329, 7833), (2611, 6987), (2877, 6341)]