19090190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{272717}}^1$

素因数の和:272731

約数の個数: 16

約数和(自身を含む): 39271392

約数和(自身を除く): 20181202

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 272717, 545434, 1363585, 1909019, 2727170, 3818038, 9545095, 19090190]

約数ペア:

[(1, 19090190), (2, 9545095), (5, 3818038), (7, 2727170), (10, 1909019), (14, 1363585), (35, 545434), (70, 272717)]