20741806

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{6133}}^1$

素因数の和:6243

約数の個数: 16

約数和(自身を含む): 33123600

約数和(自身を除く): 12381794

約数列:

[1, 2, 19, 38, 89, 178, 1691, 3382, 6133, 12266, 116527, 233054, 545837, 1091674, 10370903, 20741806]

約数ペア:

[(1, 20741806), (2, 10370903), (19, 1091674), (38, 545837), (89, 233054), (178, 116527), (1691, 12266), (3382, 6133)]