20661025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10733}}^1$

素因数の和:10761

約数の個数: 24

約数和(自身を含む): 31944384

約数和(自身を除く): 11283359

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 10733, 53665, 75131, 118063, 268325, 375655, 590315, 826441, 1878275, 2951575, 4132205, 20661025]

約数ペア:

[(1, 20661025), (5, 4132205), (7, 2951575), (11, 1878275), (25, 826441), (35, 590315), (55, 375655), (77, 268325), (175, 118063), (275, 75131), (385, 53665), (1925, 10733)]