20239675155

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{9178991}}^1$

素因数の和:9179016

約数の個数: 36

約数和(自身を含む): 40809798432

約数和(自身を除く): 20570123277

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 9178991, 27536973, 45894955, 64252937, 82610919, 137684865, 192758811, 321264685, 413054595, 449770559, 578276433, 963794055, 1349311677, 2248852795, 2891382165, 4047935031, 6746558385, 20239675155]

約数ペア:

[(1, 20239675155), (3, 6746558385), (5, 4047935031), (7, 2891382165), (9, 2248852795), (15, 1349311677), (21, 963794055), (35, 578276433), (45, 449770559), (49, 413054595), (63, 321264685), (105, 192758811), (147, 137684865), (245, 82610919), (315, 64252937), (441, 45894955), (735, 27536973), (2205, 9178991)]