20161993660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43830421}}^1$

素因数の和:43830453

約数の個数: 24

約数和(自身を含む): 44181065376

約数和(自身を除く): 24019071716

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 43830421, 87660842, 175321684, 219152105, 438304210, 876608420, 1008099683, 2016199366, 4032398732, 5040498415, 10080996830, 20161993660]

約数ペア:

[(1, 20161993660), (2, 10080996830), (4, 5040498415), (5, 4032398732), (10, 2016199366), (20, 1008099683), (23, 876608420), (46, 438304210), (92, 219152105), (115, 175321684), (230, 87660842), (460, 43830421)]