20412656

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{115981}}^1$

素因数の和:116000

約数の個数: 20

約数和(自身を含む): 43145304

約数和(自身を除く): 22732648

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 115981, 231962, 463924, 927848, 1275791, 1855696, 2551582, 5103164, 10206328, 20412656]

約数ペア:

[(1, 20412656), (2, 10206328), (4, 5103164), (8, 2551582), (11, 1855696), (16, 1275791), (22, 927848), (44, 463924), (88, 231962), (176, 115981)]