19802248

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{22709}}^1$

素因数の和:22824

約数の個数: 16

約数和(自身を含む): 37471500

約数和(自身を除く): 17669252

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 22709, 45418, 90836, 181672, 2475281, 4950562, 9901124, 19802248]

約数ペア:

[(1, 19802248), (2, 9901124), (4, 4950562), (8, 2475281), (109, 181672), (218, 90836), (436, 45418), (872, 22709)]