20733052

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{809}}^1$

素因数の和:1005

約数の個数: 24

約数和(自身を含む): 37422000

約数和(自身を除く): 16688948

約数列:

[1, 2, 4, 43, 86, 149, 172, 298, 596, 809, 1618, 3236, 6407, 12814, 25628, 34787, 69574, 120541, 139148, 241082, 482164, 5183263, 10366526, 20733052]

約数ペア:

[(1, 20733052), (2, 10366526), (4, 5183263), (43, 482164), (86, 241082), (149, 139148), (172, 120541), (298, 69574), (596, 34787), (809, 25628), (1618, 12814), (3236, 6407)]