20883937613

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^2\times {\mathrm{72889}}^1$

素因数の和:73029

約数の個数: 24

約数和(自身を含む): 26471315520

約数和(自身を除く): 5587377907

約数列:

[1, 7, 11, 61, 77, 427, 671, 3721, 4697, 26047, 40931, 72889, 286517, 510223, 801779, 4446229, 5612453, 31123603, 48908519, 271219969, 342359633, 1898539783, 2983419659, 20883937613]

約数ペア:

[(1, 20883937613), (7, 2983419659), (11, 1898539783), (61, 342359633), (77, 271219969), (427, 48908519), (671, 31123603), (3721, 5612453), (4697, 4446229), (26047, 801779), (40931, 510223), (72889, 286517)]