20079815

素因数分解:

$5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2719}}^1$

素因数の和:2942

約数の個数: 16

約数和(自身を含む): 27678720

約数和(自身を除く): 7598905

約数列:

[1, 5, 7, 35, 211, 1055, 1477, 2719, 7385, 13595, 19033, 95165, 573709, 2868545, 4015963, 20079815]

約数ペア:

[(1, 20079815), (5, 4015963), (7, 2868545), (35, 573709), (211, 95165), (1055, 19033), (1477, 13595), (2719, 7385)]