19086778

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{1549}}^1$

素因数の和:1713

約数の個数: 16

約数和(自身を含む): 29406600

約数和(自身を除く): 10319822

約数列:

[1, 2, 61, 101, 122, 202, 1549, 3098, 6161, 12322, 94489, 156449, 188978, 312898, 9543389, 19086778]

約数ペア:

[(1, 19086778), (2, 9543389), (61, 312898), (101, 188978), (122, 156449), (202, 94489), (1549, 12322), (3098, 6161)]