20303426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70991}}^1$

素因数の和:71017

約数の個数: 16

約数和(自身を含む): 35779968

約数和(自身を除く): 15476542

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 70991, 141982, 780901, 922883, 1561802, 1845766, 10151713, 20303426]

約数ペア:

[(1, 20303426), (2, 10151713), (11, 1845766), (13, 1561802), (22, 922883), (26, 780901), (143, 141982), (286, 70991)]