20474170

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{49937}}^1$

素因数の和:49985

約数の個数: 16

約数和(自身を含む): 37753128

約数和(自身を除く): 17278958

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 49937, 99874, 249685, 499370, 2047417, 4094834, 10237085, 20474170]

約数ペア:

[(1, 20474170), (2, 10237085), (5, 4094834), (10, 2047417), (41, 499370), (82, 249685), (205, 99874), (410, 49937)]