19949994

素因数分解:

$2^1\times 3^2\times {\mathrm{313}}^1\times {\mathrm{3541}}^1$

素因数の和:3862

約数の個数: 24

約数和(自身を含む): 43375332

約数和(自身を除く): 23425338

約数列:

[1, 2, 3, 6, 9, 18, 313, 626, 939, 1878, 2817, 3541, 5634, 7082, 10623, 21246, 31869, 63738, 1108333, 2216666, 3324999, 6649998, 9974997, 19949994]

約数ペア:

[(1, 19949994), (2, 9974997), (3, 6649998), (6, 3324999), (9, 2216666), (18, 1108333), (313, 63738), (626, 31869), (939, 21246), (1878, 10623), (2817, 7082), (3541, 5634)]