18939882

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{242819}}^1$

素因数の和:242837

約数の個数: 16

約数和(自身を含む): 40793760

約数和(自身を除く): 21853878

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 242819, 485638, 728457, 1456914, 3156647, 6313294, 9469941, 18939882]

約数ペア:

[(1, 18939882), (2, 9469941), (3, 6313294), (6, 3156647), (13, 1456914), (26, 728457), (39, 485638), (78, 242819)]