16661930

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{11987}}^1$

素因数の和:12133

約数の個数: 16

約数和(自身を含む): 30209760

約数和(自身を除く): 13547830

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 11987, 23974, 59935, 119870, 1666193, 3332386, 8330965, 16661930]

約数ペア:

[(1, 16661930), (2, 8330965), (5, 3332386), (10, 1666193), (139, 119870), (278, 59935), (695, 23974), (1390, 11987)]