20359311

素因数分解:

$3^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{1093}}^1$

素因数の和:1990

約数の個数: 16

約数和(自身を含む): 31087104

約数和(自身を除く): 10727793

約数列:

[1, 3, 7, 21, 887, 1093, 2661, 3279, 6209, 7651, 18627, 22953, 969491, 2908473, 6786437, 20359311]

約数ペア:

[(1, 20359311), (3, 6786437), (7, 2908473), (21, 969491), (887, 22953), (1093, 18627), (2661, 7651), (3279, 6209)]