19965186

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{8467}}^1$

素因数の和:8606

約数の個数: 24

約数和(自身を含む): 43593264

約数和(自身を除く): 23628078

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 8467, 16934, 25401, 50802, 76203, 152406, 1109177, 2218354, 3327531, 6655062, 9982593, 19965186]

約数ペア:

[(1, 19965186), (2, 9982593), (3, 6655062), (6, 3327531), (9, 2218354), (18, 1109177), (131, 152406), (262, 76203), (393, 50802), (786, 25401), (1179, 16934), (2358, 8467)]