20662474

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{27847}}^1$

素因数の和:27909

約数の個数: 16

約数和(自身を含む): 36091008

約数和(自身を除く): 15428534

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 27847, 55694, 194929, 389858, 1475891, 2951782, 10331237, 20662474]

約数ペア:

[(1, 20662474), (2, 10331237), (7, 2951782), (14, 1475891), (53, 389858), (106, 194929), (371, 55694), (742, 27847)]