201974690

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{243343}}^1$

素因数の和:243433

約数の個数: 16

約数和(自身を含む): 367936128

約数和(自身を除く): 165961438

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 243343, 486686, 1216715, 2433430, 20197469, 40394938, 100987345, 201974690]

約数ペア:

[(1, 201974690), (2, 100987345), (5, 40394938), (10, 20197469), (83, 2433430), (166, 1216715), (415, 486686), (830, 243343)]