20256663

素因数分解:

$3^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{1783}}^1$

素因数の和:2334

約数の個数: 16

約数和(自身を含む): 30941696

約数和(自身を除く): 10685033

約数列:

[1, 3, 7, 21, 541, 1623, 1783, 3787, 5349, 11361, 12481, 37443, 964603, 2893809, 6752221, 20256663]

約数ペア:

[(1, 20256663), (3, 6752221), (7, 2893809), (21, 964603), (541, 37443), (1623, 12481), (1783, 11361), (3787, 5349)]