20169770859

素因数分解:

$3^2\times 7^1\times {\mathrm{17827}}^1\times {\mathrm{17959}}^1$

素因数の和:35799

約数の個数: 24

約数和(自身を含む): 33299851520

約数和(自身を除く): 13130080661

約数列:

[1, 3, 7, 9, 21, 63, 17827, 17959, 53481, 53877, 124789, 125713, 160443, 161631, 374367, 377139, 1123101, 1131417, 320155093, 960465279, 2241085651, 2881395837, 6723256953, 20169770859]

約数ペア:

[(1, 20169770859), (3, 6723256953), (7, 2881395837), (9, 2241085651), (21, 960465279), (63, 320155093), (17827, 1131417), (17959, 1123101), (53481, 377139), (53877, 374367), (124789, 161631), (125713, 160443)]