20875661

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:404

約数の個数: 16

約数和(自身を含む): 22767360

約数和(自身を除く): 1891699

約数列:

[1, 19, 47, 97, 241, 893, 1843, 4559, 4579, 11327, 23377, 86621, 215213, 444163, 1098719, 20875661]

約数ペア:

[(1, 20875661), (19, 1098719), (47, 444163), (97, 215213), (241, 86621), (893, 23377), (1843, 11327), (4559, 4579)]