16908518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2129}}^1$

素因数の和:2180

約数の個数: 24

約数和(自身を含む): 29215080

約数和(自身を除く): 12306562

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 2129, 3971, 4258, 7942, 23419, 40451, 46838, 80902, 444961, 768569, 889922, 1537138, 8454259, 16908518]

約数ペア:

[(1, 16908518), (2, 8454259), (11, 1537138), (19, 889922), (22, 768569), (38, 444961), (209, 80902), (361, 46838), (418, 40451), (722, 23419), (2129, 7942), (3971, 4258)]