18891579

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{39113}}^1$

素因数の和:39146

約数の個数: 16

約数和(自身を含む): 30039552

約数和(自身を除く): 11147973

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 39113, 117339, 273791, 821373, 899599, 2698797, 6297193, 18891579]

約数ペア:

[(1, 18891579), (3, 6297193), (7, 2698797), (21, 899599), (23, 821373), (69, 273791), (161, 117339), (483, 39113)]