20551323191

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{2417}}^1\times {\mathrm{9133}}^1$

素因数の和:11583

約数の個数: 24

約数和(自身を含む): 25178053680

約数和(自身を除く): 4626730489

約数列:

[1, 7, 19, 49, 133, 931, 2417, 9133, 16919, 45923, 63931, 118433, 173527, 321461, 447517, 1214689, 2250227, 8502823, 22074461, 154521227, 419414759, 1081648589, 2935903313, 20551323191]

約数ペア:

[(1, 20551323191), (7, 2935903313), (19, 1081648589), (49, 419414759), (133, 154521227), (931, 22074461), (2417, 8502823), (9133, 2250227), (16919, 1214689), (45923, 447517), (63931, 321461), (118433, 173527)]