20270804931

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{138493}}^1$

素因数の和:138657

約数の個数: 40

約数和(自身を含む): 32845237040

約数和(自身を除く): 12574432109

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 139, 351, 417, 1053, 1251, 1807, 3753, 5421, 11259, 16263, 48789, 138493, 146367, 415479, 1246437, 1800409, 3739311, 5401227, 11217933, 16203681, 19250527, 48611043, 57751581, 145833129, 173254743, 250256851, 519764229, 750770553, 1559292687, 2252311659, 6756934977, 20270804931]

約数ペア:

[(1, 20270804931), (3, 6756934977), (9, 2252311659), (13, 1559292687), (27, 750770553), (39, 519764229), (81, 250256851), (117, 173254743), (139, 145833129), (351, 57751581), (417, 48611043), (1053, 19250527), (1251, 16203681), (1807, 11217933), (3753, 5401227), (5421, 3739311), (11259, 1800409), (16263, 1246437), (48789, 415479), (138493, 146367)]