2149403876

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{647}}^1\times {\mathrm{10513}}^1$

素因数の和:11243

約数の個数: 24

約数和(自身を含む): 3815320320

約数和(自身を除く): 1665916444

約数列:

[1, 2, 4, 79, 158, 316, 647, 1294, 2588, 10513, 21026, 42052, 51113, 102226, 204452, 830527, 1661054, 3322108, 6801911, 13603822, 27207644, 537350969, 1074701938, 2149403876]

約数ペア:

[(1, 2149403876), (2, 1074701938), (4, 537350969), (79, 27207644), (158, 13603822), (316, 6801911), (647, 3322108), (1294, 1661054), (2588, 830527), (10513, 204452), (21026, 102226), (42052, 51113)]