20492788371

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{487819}}^1$

素因数の和:487919

約数の個数: 32

約数和(自身を含む): 31844889600

約数和(自身を除く): 11352101229

約数列:

[1, 3, 11, 19, 33, 57, 67, 201, 209, 627, 737, 1273, 2211, 3819, 14003, 42009, 487819, 1463457, 5366009, 9268561, 16098027, 27805683, 32683873, 98051619, 101954171, 305862513, 359522603, 620993587, 1078567809, 1862980761, 6830929457, 20492788371]

約数ペア:

[(1, 20492788371), (3, 6830929457), (11, 1862980761), (19, 1078567809), (33, 620993587), (57, 359522603), (67, 305862513), (201, 101954171), (209, 98051619), (627, 32683873), (737, 27805683), (1273, 16098027), (2211, 9268561), (3819, 5366009), (14003, 1463457), (42009, 487819)]