20334730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{156421}}^1$

素因数の和:156441

約数の個数: 16

約数和(自身を含む): 39418344

約数和(自身を除く): 19083614

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 156421, 312842, 782105, 1564210, 2033473, 4066946, 10167365, 20334730]

約数ペア:

[(1, 20334730), (2, 10167365), (5, 4066946), (10, 2033473), (13, 1564210), (26, 782105), (65, 312842), (130, 156421)]