215500336

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{189701}}^1$

素因数の和:189780

約数の個数: 20

約数和(自身を含む): 423414864

約数和(自身を除く): 207914528

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 189701, 379402, 758804, 1517608, 3035216, 13468771, 26937542, 53875084, 107750168, 215500336]

約数ペア:

[(1, 215500336), (2, 107750168), (4, 53875084), (8, 26937542), (16, 13468771), (71, 3035216), (142, 1517608), (284, 758804), (568, 379402), (1136, 189701)]