20066885

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{5023}}^1$

素因数の和:5092

約数の個数: 16

約数和(自身を含む): 26044416

約数和(自身を除く): 5977531

約数列:

[1, 5, 17, 47, 85, 235, 799, 3995, 5023, 25115, 85391, 236081, 426955, 1180405, 4013377, 20066885]

約数ペア:

[(1, 20066885), (5, 4013377), (17, 1180405), (47, 426955), (85, 236081), (235, 85391), (799, 25115), (3995, 5023)]