19256217

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{1321}}^1$

素因数の和:1480

約数の個数: 16

約数和(自身を含む): 26524608

約数和(自身を除く): 7268391

約数列:

[1, 3, 43, 113, 129, 339, 1321, 3963, 4859, 14577, 56803, 149273, 170409, 447819, 6418739, 19256217]

約数ペア:

[(1, 19256217), (3, 6418739), (43, 447819), (113, 170409), (129, 149273), (339, 56803), (1321, 14577), (3963, 4859)]