20199863662

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{4919}}^1$

素因数の和:5253

約数の個数: 48

約数和(自身を含む): 33922022400

約数和(自身を除く): 13722158738

約数列:

[1, 2, 11, 22, 71, 121, 142, 239, 242, 478, 781, 1562, 2629, 4919, 5258, 8591, 9838, 16969, 17182, 28919, 33938, 54109, 57838, 108218, 186659, 349249, 373318, 595199, 698498, 1175641, 1190398, 2053249, 2351282, 3841739, 4106498, 7683478, 12932051, 25864102, 42259129, 83470511, 84518258, 142252561, 166941022, 284505122, 918175621, 1836351242, 10099931831, 20199863662]

約数ペア:

[(1, 20199863662), (2, 10099931831), (11, 1836351242), (22, 918175621), (71, 284505122), (121, 166941022), (142, 142252561), (239, 84518258), (242, 83470511), (478, 42259129), (781, 25864102), (1562, 12932051), (2629, 7683478), (4919, 4106498), (5258, 3841739), (8591, 2351282), (9838, 2053249), (16969, 1190398), (17182, 1175641), (28919, 698498), (33938, 595199), (54109, 373318), (57838, 349249), (108218, 186659)]