20163941978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{28151}}^1\times {\mathrm{21067}}^1$

素因数の和:49237

約数の個数: 16

約数和(自身を含む): 32027742144

約数和(自身を除く): 11863800166

約数列:

[1, 2, 17, 34, 21067, 28151, 42134, 56302, 358139, 478567, 716278, 957134, 593057117, 1186114234, 10081970989, 20163941978]

約数ペア:

[(1, 20163941978), (2, 10081970989), (17, 1186114234), (34, 593057117), (21067, 957134), (28151, 716278), (42134, 478567), (56302, 358139)]