20425454

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{7187}}^1$

素因数の和:7232

約数の個数: 24

約数和(自身を含む): 36874440

約数和(自身を除く): 16448986

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 406, 1421, 2842, 7187, 14374, 50309, 100618, 208423, 352163, 416846, 704326, 1458961, 2917922, 10212727, 20425454]

約数ペア:

[(1, 20425454), (2, 10212727), (7, 2917922), (14, 1458961), (29, 704326), (49, 416846), (58, 352163), (98, 208423), (203, 100618), (406, 50309), (1421, 14374), (2842, 7187)]