19782304

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{8707}}^1$

素因数の和:8788

約数の個数: 24

約数和(自身を含む): 39499488

約数和(自身を除く): 19717184

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 8707, 17414, 34828, 69656, 139312, 278624, 618197, 1236394, 2472788, 4945576, 9891152, 19782304]

約数ペア:

[(1, 19782304), (2, 9891152), (4, 4945576), (8, 2472788), (16, 1236394), (32, 618197), (71, 278624), (142, 139312), (284, 69656), (568, 34828), (1136, 17414), (2272, 8707)]