19309666

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{1987}}^1$

素因数の和:2145

約数の個数: 16

約数和(自身を含む): 29915424

約数和(自身を除く): 10605758

約数列:

[1, 2, 43, 86, 113, 226, 1987, 3974, 4859, 9718, 85441, 170882, 224531, 449062, 9654833, 19309666]

約数ペア:

[(1, 19309666), (2, 9654833), (43, 449062), (86, 224531), (113, 170882), (226, 85441), (1987, 9718), (3974, 4859)]