20662685

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{787}}^1$

素因数の和:940

約数の個数: 16

約数和(自身を含む): 25531200

約数和(自身を除く): 4868515

約数列:

[1, 5, 59, 89, 295, 445, 787, 3935, 5251, 26255, 46433, 70043, 232165, 350215, 4132537, 20662685]

約数ペア:

[(1, 20662685), (5, 4132537), (59, 350215), (89, 232165), (295, 70043), (445, 46433), (787, 26255), (3935, 5251)]