19207167

素因数分解:

$3^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{677}}^1$

素因数の和:887

約数の個数: 24

約数和(自身を含む): 29989296

約数和(自身を除く): 10782129

約数列:

[1, 3, 7, 21, 49, 147, 193, 579, 677, 1351, 2031, 4053, 4739, 9457, 14217, 28371, 33173, 99519, 130661, 391983, 914627, 2743881, 6402389, 19207167]

約数ペア:

[(1, 19207167), (3, 6402389), (7, 2743881), (21, 914627), (49, 391983), (147, 130661), (193, 99519), (579, 33173), (677, 28371), (1351, 14217), (2031, 9457), (4053, 4739)]