18207140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{130051}}^1$

素因数の和:130067

約数の個数: 24

約数和(自身を含む): 43697472

約数和(自身を除く): 25490332

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 130051, 260102, 520204, 650255, 910357, 1300510, 1820714, 2601020, 3641428, 4551785, 9103570, 18207140]

約数ペア:

[(1, 18207140), (2, 9103570), (4, 4551785), (5, 3641428), (7, 2601020), (10, 1820714), (14, 1300510), (20, 910357), (28, 650255), (35, 520204), (70, 260102), (140, 130051)]