20661322

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{49429}}^1$

素因数の和:49461

約数の個数: 16

約数和(自身を含む): 35589600

約数和(自身を除く): 14928278

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 49429, 98858, 543719, 939151, 1087438, 1878302, 10330661, 20661322]

約数ペア:

[(1, 20661322), (2, 10330661), (11, 1878302), (19, 1087438), (22, 939151), (38, 543719), (209, 98858), (418, 49429)]