20895183

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 30890496

約数和(自身を除く): 9995313

約数列:

[1, 3, 9, 101, 127, 181, 303, 381, 543, 909, 1143, 1629, 12827, 18281, 22987, 38481, 54843, 68961, 115443, 164529, 206883, 2321687, 6965061, 20895183]

約数ペア:

[(1, 20895183), (3, 6965061), (9, 2321687), (101, 206883), (127, 164529), (181, 115443), (303, 68961), (381, 54843), (543, 38481), (909, 22987), (1143, 18281), (1629, 12827)]