18867730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{269539}}^1$

素因数の和:269553

約数の個数: 16

約数和(自身を含む): 38813760

約数和(自身を除く): 19946030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 269539, 539078, 1347695, 1886773, 2695390, 3773546, 9433865, 18867730]

約数ペア:

[(1, 18867730), (2, 9433865), (5, 3773546), (7, 2695390), (10, 1886773), (14, 1347695), (35, 539078), (70, 269539)]