20131431

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{11393}}^1$

素因数の和:11446

約数の個数: 16

約数和(自身を含む): 29168640

約数和(自身を除く): 9037209

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 11393, 34179, 216467, 353183, 649401, 1059549, 6710477, 20131431]

約数ペア:

[(1, 20131431), (3, 6710477), (19, 1059549), (31, 649401), (57, 353183), (93, 216467), (589, 34179), (1767, 11393)]