20382747

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{88237}}^1$

素因数の和:88258

約数の個数: 16

約数和(自身を含む): 33883392

約数和(自身を除く): 13500645

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 88237, 264711, 617659, 970607, 1852977, 2911821, 6794249, 20382747]

約数ペア:

[(1, 20382747), (3, 6794249), (7, 2911821), (11, 1852977), (21, 970607), (33, 617659), (77, 264711), (231, 88237)]