20199362141

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{53699}}^1$

素因数の和:53861

約数の個数: 32

約数和(自身を含む): 25518240000

約数和(自身を除く): 5318877859

約数列:

[1, 7, 17, 29, 109, 119, 203, 493, 763, 1853, 3161, 3451, 12971, 22127, 53699, 53737, 375893, 376159, 912883, 1557271, 5853191, 6390181, 10900897, 26473607, 40972337, 99504247, 169742539, 185315249, 696529729, 1188197773, 2885623163, 20199362141]

約数ペア:

[(1, 20199362141), (7, 2885623163), (17, 1188197773), (29, 696529729), (109, 185315249), (119, 169742539), (203, 99504247), (493, 40972337), (763, 26473607), (1853, 10900897), (3161, 6390181), (3451, 5853191), (12971, 1557271), (22127, 912883), (53699, 376159), (53737, 375893)]