20042515

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{1277}}^1$

素因数の和:1398

約数の個数: 16

約数和(自身を含む): 24967008

約数和(自身を除く): 4924493

約数列:

[1, 5, 43, 73, 215, 365, 1277, 3139, 6385, 15695, 54911, 93221, 274555, 466105, 4008503, 20042515]

約数ペア:

[(1, 20042515), (5, 4008503), (43, 466105), (73, 274555), (215, 93221), (365, 54911), (1277, 15695), (3139, 6385)]