20702031

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{10163}}^1$

素因数の和:10270

約数の個数: 16

約数和(自身を含む): 31874304

約数和(自身を除く): 11172273

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 10163, 30489, 71141, 213423, 985811, 2957433, 6900677, 20702031]

約数ペア:

[(1, 20702031), (3, 6900677), (7, 2957433), (21, 985811), (97, 213423), (291, 71141), (679, 30489), (2037, 10163)]