19950986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{3613}}^1$

素因数の和:3877

約数の個数: 16

約数和(自身を含む): 32786208

約数和(自身を除く): 12835222

約数列:

[1, 2, 11, 22, 251, 502, 2761, 3613, 5522, 7226, 39743, 79486, 906863, 1813726, 9975493, 19950986]

約数ペア:

[(1, 19950986), (2, 9975493), (11, 1813726), (22, 906863), (251, 79486), (502, 39743), (2761, 7226), (3613, 5522)]