20608623

素因数分解:

$3^2\times 7^1\times {\mathrm{373}}^1\times {\mathrm{877}}^1$

素因数の和:1263

約数の個数: 24

約数和(自身を含む): 34150688

約数和(自身を除く): 13542065

約数列:

[1, 3, 7, 9, 21, 63, 373, 877, 1119, 2611, 2631, 3357, 6139, 7833, 7893, 18417, 23499, 55251, 327121, 981363, 2289847, 2944089, 6869541, 20608623]

約数ペア:

[(1, 20608623), (3, 6869541), (7, 2944089), (9, 2289847), (21, 981363), (63, 327121), (373, 55251), (877, 23499), (1119, 18417), (2611, 7893), (2631, 7833), (3357, 6139)]