20668104

素因数分解:

$2^3\times 3^2\times {\mathrm{287057}}^1$

素因数の和:287069

約数の個数: 24

約数和(自身を含む): 55976310

約数和(自身を除く): 35308206

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 287057, 574114, 861171, 1148228, 1722342, 2296456, 2583513, 3444684, 5167026, 6889368, 10334052, 20668104]

約数ペア:

[(1, 20668104), (2, 10334052), (3, 6889368), (4, 5167026), (6, 3444684), (8, 2583513), (9, 2296456), (12, 1722342), (18, 1148228), (24, 861171), (36, 574114), (72, 287057)]