20236965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5209}}^1$

素因数の和:5261

約数の個数: 32

約数和(自身を含む): 38012160

約数和(自身を除く): 17775195

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 777, 1295, 3885, 5209, 15627, 26045, 36463, 78135, 109389, 182315, 192733, 546945, 578199, 963665, 1349131, 2890995, 4047393, 6745655, 20236965]

約数ペア:

[(1, 20236965), (3, 6745655), (5, 4047393), (7, 2890995), (15, 1349131), (21, 963665), (35, 578199), (37, 546945), (105, 192733), (111, 182315), (185, 109389), (259, 78135), (555, 36463), (777, 26045), (1295, 15627), (3885, 5209)]