2019901648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{7426109}}^1$

素因数の和:7426134

約数の個数: 20

約数和(自身を含む): 4143769380

約数和(自身を除く): 2123867732

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 7426109, 14852218, 29704436, 59408872, 118817744, 126243853, 252487706, 504975412, 1009950824, 2019901648]

約数ペア:

[(1, 2019901648), (2, 1009950824), (4, 504975412), (8, 252487706), (16, 126243853), (17, 118817744), (34, 59408872), (68, 29704436), (136, 14852218), (272, 7426109)]