28220464

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43019}}^1$

素因数の和:43068

約数の個数: 20

約数和(自身を含む): 56012040

約数和(自身を除く): 27791576

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 43019, 86038, 172076, 344152, 688304, 1763779, 3527558, 7055116, 14110232, 28220464]

約数ペア:

[(1, 28220464), (2, 14110232), (4, 7055116), (8, 3527558), (16, 1763779), (41, 688304), (82, 344152), (164, 172076), (328, 86038), (656, 43019)]