20080428

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{31573}}^1$

素因数の和:31633

約数の個数: 24

約数和(自身を含む): 47739888

約数和(自身を除く): 27659460

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 31573, 63146, 94719, 126292, 189438, 378876, 1673369, 3346738, 5020107, 6693476, 10040214, 20080428]

約数ペア:

[(1, 20080428), (2, 10040214), (3, 6693476), (4, 5020107), (6, 3346738), (12, 1673369), (53, 378876), (106, 189438), (159, 126292), (212, 94719), (318, 63146), (636, 31573)]