2019909219

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{887}}^1$

素因数の和:1199

約数の個数: 32

約数和(自身を含む): 2800680960

約数和(自身を除く): 780771741

約数列:

[1, 3, 43, 127, 129, 139, 381, 417, 887, 2661, 5461, 5977, 16383, 17653, 17931, 38141, 52959, 112649, 114423, 123293, 337947, 369879, 759079, 2277237, 4843907, 5301599, 14531721, 15658211, 15904797, 46974633, 673303073, 2019909219]

約数ペア:

[(1, 2019909219), (3, 673303073), (43, 46974633), (127, 15904797), (129, 15658211), (139, 14531721), (381, 5301599), (417, 4843907), (887, 2277237), (2661, 759079), (5461, 369879), (5977, 337947), (16383, 123293), (17653, 114423), (17931, 112649), (38141, 52959)]