18879279

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{4721}}^1$

素因数の和:4798

約数の個数: 16

約数和(自身を含む): 26594304

約数和(自身を除く): 7715025

約数列:

[1, 3, 31, 43, 93, 129, 1333, 3999, 4721, 14163, 146351, 203003, 439053, 609009, 6293093, 18879279]

約数ペア:

[(1, 18879279), (3, 6293093), (31, 609009), (43, 439053), (93, 203003), (129, 146351), (1333, 14163), (3999, 4721)]