1903826590

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2139131}}^1$

素因数の和:2139227

約数の個数: 16

約数和(自身を含む): 3465393840

約数和(自身を除く): 1561567250

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 2139131, 4278262, 10695655, 21391310, 190382659, 380765318, 951913295, 1903826590]

約数ペア:

[(1, 1903826590), (2, 951913295), (5, 380765318), (10, 190382659), (89, 21391310), (178, 10695655), (445, 4278262), (890, 2139131)]