20199242

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{75937}}^1$

素因数の和:75965

約数の個数: 16

約数和(自身を含む): 36450240

約数和(自身を除く): 16250998

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 75937, 151874, 531559, 1063118, 1442803, 2885606, 10099621, 20199242]

約数ペア:

[(1, 20199242), (2, 10099621), (7, 2885606), (14, 1442803), (19, 1063118), (38, 531559), (133, 151874), (266, 75937)]