20738926

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{1531}}^1$

素因数の和:2067

約数の個数: 16

約数和(自身を含む): 33587568

約数和(自身を除く): 12848642

約数列:

[1, 2, 13, 26, 521, 1042, 1531, 3062, 6773, 13546, 19903, 39806, 797651, 1595302, 10369463, 20738926]

約数ペア:

[(1, 20738926), (2, 10369463), (13, 1595302), (26, 797651), (521, 39806), (1042, 19903), (1531, 13546), (3062, 6773)]