20197606

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70621}}^1$

素因数の和:70647

約数の個数: 16

約数和(自身を含む): 35593488

約数和(自身を除く): 15395882

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 70621, 141242, 776831, 918073, 1553662, 1836146, 10098803, 20197606]

約数ペア:

[(1, 20197606), (2, 10098803), (11, 1836146), (13, 1553662), (22, 918073), (26, 776831), (143, 141242), (286, 70621)]