20392304

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{12619}}^1$

素因数の和:12728

約数の個数: 20

約数和(自身を含む): 39904440

約数和(自身を除く): 19512136

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 12619, 25238, 50476, 100952, 201904, 1274519, 2549038, 5098076, 10196152, 20392304]

約数ペア:

[(1, 20392304), (2, 10196152), (4, 5098076), (8, 2549038), (16, 1274519), (101, 201904), (202, 100952), (404, 50476), (808, 25238), (1616, 12619)]