20126709421

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7134601}}^1$

素因数の和:7134652

約数の個数: 16

約数和(自身を含む): 25570413568

約数和(自身を除く): 5443704147

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 7134601, 49942207, 92749813, 221172631, 649248691, 1548208417, 2875244203, 20126709421]

約数ペア:

[(1, 20126709421), (7, 2875244203), (13, 1548208417), (31, 649248691), (91, 221172631), (217, 92749813), (403, 49942207), (2821, 7134601)]