19186869

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{4871}}^1$

素因数の和:4988

約数の個数: 16

約数和(自身を含む): 27828864

約数和(自身を除く): 8641995

約数列:

[1, 3, 13, 39, 101, 303, 1313, 3939, 4871, 14613, 63323, 189969, 491971, 1475913, 6395623, 19186869]

約数ペア:

[(1, 19186869), (3, 6395623), (13, 1475913), (39, 491971), (101, 189969), (303, 63323), (1313, 14613), (3939, 4871)]