19826288

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{30223}}^1$

素因数の和:30272

約数の個数: 20

約数和(自身を含む): 39351648

約数和(自身を除く): 19525360

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 30223, 60446, 120892, 241784, 483568, 1239143, 2478286, 4956572, 9913144, 19826288]

約数ペア:

[(1, 19826288), (2, 9913144), (4, 4956572), (8, 2478286), (16, 1239143), (41, 483568), (82, 241784), (164, 120892), (328, 60446), (656, 30223)]