20338918

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{2027}}^1$

素因数の和:2231

約数の個数: 16

約数和(自身を含む): 31758480

約数和(自身を除く): 11419562

約数列:

[1, 2, 29, 58, 173, 346, 2027, 4054, 5017, 10034, 58783, 117566, 350671, 701342, 10169459, 20338918]

約数ペア:

[(1, 20338918), (2, 10169459), (29, 701342), (58, 350671), (173, 117566), (346, 58783), (2027, 10034), (4054, 5017)]