20928786

素因数分解:

$2^1\times 3^1\times {\mathrm{1303}}^1\times {\mathrm{2677}}^1$

素因数の和:3985

約数の個数: 16

約数和(自身を含む): 41905344

約数和(自身を除く): 20976558

約数列:

[1, 2, 3, 6, 1303, 2606, 2677, 3909, 5354, 7818, 8031, 16062, 3488131, 6976262, 10464393, 20928786]

約数ペア:

[(1, 20928786), (2, 10464393), (3, 6976262), (6, 3488131), (1303, 16062), (2606, 8031), (2677, 7818), (3909, 5354)]