11978658

素因数分解:

$2^1\times 3^3\times {\mathrm{221827}}^1$

素因数の和:221838

約数の個数: 16

約数和(自身を含む): 26619360

約数和(自身を除く): 14640702

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 221827, 443654, 665481, 1330962, 1996443, 3992886, 5989329, 11978658]

約数ペア:

[(1, 11978658), (2, 5989329), (3, 3992886), (6, 1996443), (9, 1330962), (18, 665481), (27, 443654), (54, 221827)]