20510765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{10079}}^1$

素因数の和:10132

約数の個数: 16

約数和(自身を含む): 27578880

約数和(自身を除く): 7068115

約数列:

[1, 5, 11, 37, 55, 185, 407, 2035, 10079, 50395, 110869, 372923, 554345, 1864615, 4102153, 20510765]

約数ペア:

[(1, 20510765), (5, 4102153), (11, 1864615), (37, 554345), (55, 372923), (185, 110869), (407, 50395), (2035, 10079)]