20680278

素因数分解:

$2^1\times 3^1\times {\mathrm{167}}^1\times {\mathrm{20639}}^1$

素因数の和:20811

約数の個数: 16

約数和(自身を含む): 41610240

約数和(自身を除く): 20929962

約数列:

[1, 2, 3, 6, 167, 334, 501, 1002, 20639, 41278, 61917, 123834, 3446713, 6893426, 10340139, 20680278]

約数ペア:

[(1, 20680278), (2, 10340139), (3, 6893426), (6, 3446713), (167, 123834), (334, 61917), (501, 41278), (1002, 20639)]