1889860714

素因数分解:

$2^1\times 7^4\times {\mathrm{393557}}^1$

素因数の和:393587

約数の個数: 20

約数和(自身を含む): 3307067874

約数和(自身を除く): 1417207160

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 393557, 787114, 2754899, 5509798, 19284293, 38568586, 134990051, 269980102, 944930357, 1889860714]

約数ペア:

[(1, 1889860714), (2, 944930357), (7, 269980102), (14, 134990051), (49, 38568586), (98, 19284293), (343, 5509798), (686, 2754899), (2401, 787114), (4802, 393557)]