20172958851

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{12821}}^1$

素因数の和:13067

約数の個数: 32

約数和(自身を含む): 27917084160

約数和(自身を除く): 7744125309

約数列:

[1, 3, 71, 83, 89, 213, 249, 267, 5893, 6319, 7387, 12821, 17679, 18957, 22161, 38463, 524477, 910291, 1064143, 1141069, 1573431, 2730873, 3192429, 3423207, 75554153, 81015899, 94708727, 226662459, 243047697, 284126181, 6724319617, 20172958851]

約数ペア:

[(1, 20172958851), (3, 6724319617), (71, 284126181), (83, 243047697), (89, 226662459), (213, 94708727), (249, 81015899), (267, 75554153), (5893, 3423207), (6319, 3192429), (7387, 2730873), (12821, 1573431), (17679, 1141069), (18957, 1064143), (22161, 910291), (38463, 524477)]