20806619032

素因数分解:

$2^3\times {\mathrm{271}}^1\times {\mathrm{311}}^1\times {\mathrm{30859}}^1$

素因数の和:31447

約数の個数: 32

約数和(自身を含む): 39283545600

約数和(自身を除く): 18476926568

約数列:

[1, 2, 4, 8, 271, 311, 542, 622, 1084, 1244, 2168, 2488, 30859, 61718, 84281, 123436, 168562, 246872, 337124, 674248, 8362789, 9597149, 16725578, 19194298, 33451156, 38388596, 66902312, 76777192, 2600827379, 5201654758, 10403309516, 20806619032]

約数ペア:

[(1, 20806619032), (2, 10403309516), (4, 5201654758), (8, 2600827379), (271, 76777192), (311, 66902312), (542, 38388596), (622, 33451156), (1084, 19194298), (1244, 16725578), (2168, 9597149), (2488, 8362789), (30859, 674248), (61718, 337124), (84281, 246872), (123436, 168562)]