20424304

素因数分解:

$2^4\times {\mathrm{257}}^1\times {\mathrm{4967}}^1$

素因数の和:5232

約数の個数: 20

約数和(自身を含む): 39734064

約数和(自身を除く): 19309760

約数列:

[1, 2, 4, 8, 16, 257, 514, 1028, 2056, 4112, 4967, 9934, 19868, 39736, 79472, 1276519, 2553038, 5106076, 10212152, 20424304]

約数ペア:

[(1, 20424304), (2, 10212152), (4, 5106076), (8, 2553038), (16, 1276519), (257, 79472), (514, 39736), (1028, 19868), (2056, 9934), (4112, 4967)]