28637516

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{4259}}^1$

素因数の和:4345

約数の個数: 18

約数和(自身を含む): 51379860

約数和(自身を除く): 22742344

約数列:

[1, 2, 4, 41, 82, 164, 1681, 3362, 4259, 6724, 8518, 17036, 174619, 349238, 698476, 7159379, 14318758, 28637516]

約数ペア:

[(1, 28637516), (2, 14318758), (4, 7159379), (41, 698476), (82, 349238), (164, 174619), (1681, 17036), (3362, 8518), (4259, 6724)]