19671463

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2003}}^1$

素因数の和:2094

約数の個数: 16

約数和(自身を含む): 23855616

約数和(自身を除く): 4184153

約数列:

[1, 7, 23, 61, 161, 427, 1403, 2003, 9821, 14021, 46069, 122183, 322483, 855281, 2810209, 19671463]

約数ペア:

[(1, 19671463), (7, 2810209), (23, 855281), (61, 322483), (161, 122183), (427, 46069), (1403, 14021), (2003, 9821)]