20880451545

素因数分解:

$3^1\times 5^1\times {\mathrm{619}}^1\times {\mathrm{2248837}}^1$

素因数の和:2249464

約数の個数: 16

約数和(自身を含む): 33462709440

約数和(自身を除く): 12582257895

約数列:

[1, 3, 5, 15, 619, 1857, 3095, 9285, 2248837, 6746511, 11244185, 33732555, 1392030103, 4176090309, 6960150515, 20880451545]

約数ペア:

[(1, 20880451545), (3, 6960150515), (5, 4176090309), (15, 1392030103), (619, 33732555), (1857, 11244185), (3095, 6746511), (9285, 2248837)]