18636304

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{28409}}^1$

素因数の和:28458

約数の個数: 20

約数和(自身を含む): 36989820

約数和(自身を除く): 18353516

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 28409, 56818, 113636, 227272, 454544, 1164769, 2329538, 4659076, 9318152, 18636304]

約数ペア:

[(1, 18636304), (2, 9318152), (4, 4659076), (8, 2329538), (16, 1164769), (41, 454544), (82, 227272), (164, 113636), (328, 56818), (656, 28409)]