19787590

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{379}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 37428480

約数和(自身を除く): 17640890

約数列:

[1, 2, 5, 10, 23, 46, 115, 227, 230, 379, 454, 758, 1135, 1895, 2270, 3790, 5221, 8717, 10442, 17434, 26105, 43585, 52210, 86033, 87170, 172066, 430165, 860330, 1978759, 3957518, 9893795, 19787590]

約数ペア:

[(1, 19787590), (2, 9893795), (5, 3957518), (10, 1978759), (23, 860330), (46, 430165), (115, 172066), (227, 87170), (230, 86033), (379, 52210), (454, 43585), (758, 26105), (1135, 17434), (1895, 10442), (2270, 8717), (3790, 5221)]