28391504

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{17569}}^1$

素因数の和:17678

約数の個数: 20

約数和(自身を含む): 55556340

約数和(自身を除く): 27164836

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 17569, 35138, 70276, 140552, 281104, 1774469, 3548938, 7097876, 14195752, 28391504]

約数ペア:

[(1, 28391504), (2, 14195752), (4, 7097876), (8, 3548938), (16, 1774469), (101, 281104), (202, 140552), (404, 70276), (808, 35138), (1616, 17569)]