72429178

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{4549}}^1$

素因数の和:4989

約数の個数: 16

約数和(自身を含む): 114660000

約数和(自身を除く): 42230822

約数列:

[1, 2, 19, 38, 419, 838, 4549, 7961, 9098, 15922, 86431, 172862, 1906031, 3812062, 36214589, 72429178]

約数ペア:

[(1, 72429178), (2, 36214589), (19, 3812062), (38, 1906031), (419, 172862), (838, 86431), (4549, 15922), (7961, 9098)]