18500222

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{19231}}^1$

素因数の和:19283

約数の個数: 16

約数和(自身を含む): 30694272

約数和(自身を除く): 12194050

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 19231, 38462, 250003, 500006, 711547, 1423094, 9250111, 18500222]

約数ペア:

[(1, 18500222), (2, 9250111), (13, 1423094), (26, 711547), (37, 500006), (74, 250003), (481, 38462), (962, 19231)]