19779230

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{25037}}^1$

素因数の和:25123

約数の個数: 16

約数和(自身を含む): 36054720

約数和(自身を除く): 16275490

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 25037, 50074, 125185, 250370, 1977923, 3955846, 9889615, 19779230]

約数ペア:

[(1, 19779230), (2, 9889615), (5, 3955846), (10, 1977923), (79, 250370), (158, 125185), (395, 50074), (790, 25037)]