20806474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{1297}}^1$

素因数の和:1929

約数の個数: 16

約数和(自身を含む): 33690888

約数和(自身を除く): 12884414

約数列:

[1, 2, 13, 26, 617, 1234, 1297, 2594, 8021, 16042, 16861, 33722, 800249, 1600498, 10403237, 20806474]

約数ペア:

[(1, 20806474), (2, 10403237), (13, 1600498), (26, 800249), (617, 33722), (1234, 16861), (1297, 16042), (2594, 8021)]