20469418

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{2539}}^1$

素因数の和:2709

約数の個数: 16

約数和(自身を含む): 32004000

約数和(自身を除く): 11534582

約数列:

[1, 2, 29, 58, 139, 278, 2539, 4031, 5078, 8062, 73631, 147262, 352921, 705842, 10234709, 20469418]

約数ペア:

[(1, 20469418), (2, 10234709), (29, 705842), (58, 352921), (139, 147262), (278, 73631), (2539, 8062), (4031, 5078)]