20138342

素因数分解:

$2^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{3517}}^1$

素因数の和:3935

約数の個数: 16

約数和(自身を含む): 34617120

約数和(自身を除く): 14478778

約数列:

[1, 2, 7, 14, 409, 818, 2863, 3517, 5726, 7034, 24619, 49238, 1438453, 2876906, 10069171, 20138342]

約数ペア:

[(1, 20138342), (2, 10069171), (7, 2876906), (14, 1438453), (409, 49238), (818, 24619), (2863, 7034), (3517, 5726)]