20274826

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70891}}^1$

素因数の和:70917

約数の個数: 16

約数和(自身を含む): 35729568

約数和(自身を除く): 15454742

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 70891, 141782, 779801, 921583, 1559602, 1843166, 10137413, 20274826]

約数ペア:

[(1, 20274826), (2, 10137413), (11, 1843166), (13, 1559602), (22, 921583), (26, 779801), (143, 141782), (286, 70891)]