20353005

素因数分解:

$3^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1409}}^1$

素因数の和:1530

約数の個数: 32

約数和(自身を含む): 36547200

約数和(自身を除く): 16194195

約数列:

[1, 3, 5, 9, 15, 27, 45, 107, 135, 321, 535, 963, 1409, 1605, 2889, 4227, 4815, 7045, 12681, 14445, 21135, 38043, 63405, 150763, 190215, 452289, 753815, 1356867, 2261445, 4070601, 6784335, 20353005]

約数ペア:

[(1, 20353005), (3, 6784335), (5, 4070601), (9, 2261445), (15, 1356867), (27, 753815), (45, 452289), (107, 190215), (135, 150763), (321, 63405), (535, 38043), (963, 21135), (1409, 14445), (1605, 12681), (2889, 7045), (4227, 4815)]