20003778

素因数分解:

$2^1\times 3^2\times {\mathrm{941}}^1\times {\mathrm{1181}}^1$

素因数の和:2130

約数の個数: 24

約数和(自身を含む): 43424316

約数和(自身を除く): 23420538

約数列:

[1, 2, 3, 6, 9, 18, 941, 1181, 1882, 2362, 2823, 3543, 5646, 7086, 8469, 10629, 16938, 21258, 1111321, 2222642, 3333963, 6667926, 10001889, 20003778]

約数ペア:

[(1, 20003778), (2, 10001889), (3, 6667926), (6, 3333963), (9, 2222642), (18, 1111321), (941, 21258), (1181, 16938), (1882, 10629), (2362, 8469), (2823, 7086), (3543, 5646)]