20545005

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{105359}}^1$

素因数の和:105380

約数の個数: 16

約数和(自身を含む): 35400960

約数和(自身を除く): 14855955

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 105359, 316077, 526795, 1369667, 1580385, 4109001, 6848335, 20545005]

約数ペア:

[(1, 20545005), (3, 6848335), (5, 4109001), (13, 1580385), (15, 1369667), (39, 526795), (65, 316077), (195, 105359)]