18714983

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{1069}}^1$

素因数の和:1178

約数の個数: 16

約数和(自身を含む): 22290240

約数和(自身を除く): 3575257

約数列:

[1, 7, 41, 61, 287, 427, 1069, 2501, 7483, 17507, 43829, 65209, 306803, 456463, 2673569, 18714983]

約数ペア:

[(1, 18714983), (7, 2673569), (41, 456463), (61, 306803), (287, 65209), (427, 43829), (1069, 17507), (2501, 7483)]