20305034519

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{611837}}^1$

素因数の和:612286

約数の個数: 16

約数和(自身を含む): 25374145536

約数和(自身を除く): 5069111017

約数列:

[1, 7, 11, 77, 431, 3017, 4741, 33187, 611837, 4282859, 6730207, 47111449, 263701747, 1845912229, 2900719217, 20305034519]

約数ペア:

[(1, 20305034519), (7, 2900719217), (11, 1845912229), (77, 263701747), (431, 47111449), (3017, 6730207), (4741, 4282859), (33187, 611837)]