19390222

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3671}}^1$

素因数の和:3831

約数の個数: 16

約数和(自身を含む): 30844800

約数和(自身を除く): 11454578

約数列:

[1, 2, 19, 38, 139, 278, 2641, 3671, 5282, 7342, 69749, 139498, 510269, 1020538, 9695111, 19390222]

約数ペア:

[(1, 19390222), (2, 9695111), (19, 1020538), (38, 510269), (139, 139498), (278, 69749), (2641, 7342), (3671, 5282)]