20212751438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{673}}^1\times {\mathrm{18701}}^1$

素因数の和:19460

約数の個数: 32

約数和(自身を含む): 33580114272

約数和(自身を除く): 13367362834

約数列:

[1, 2, 11, 22, 73, 146, 673, 803, 1346, 1606, 7403, 14806, 18701, 37402, 49129, 98258, 205711, 411422, 540419, 1080838, 1365173, 2730346, 12585773, 15016903, 25171546, 30033806, 138443503, 276887006, 918761429, 1837522858, 10106375719, 20212751438]

約数ペア:

[(1, 20212751438), (2, 10106375719), (11, 1837522858), (22, 918761429), (73, 276887006), (146, 138443503), (673, 30033806), (803, 25171546), (1346, 15016903), (1606, 12585773), (7403, 2730346), (14806, 1365173), (18701, 1080838), (37402, 540419), (49129, 411422), (98258, 205711)]