20449418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{19777}}^1$

素因数の和:19837

約数の個数: 16

約数和(自身を含む): 34176384

約数和(自身を除く): 13726966

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 19777, 39554, 217547, 435094, 929519, 1859038, 10224709, 20449418]

約数ペア:

[(1, 20449418), (2, 10224709), (11, 1859038), (22, 929519), (47, 435094), (94, 217547), (517, 39554), (1034, 19777)]