20423576

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:995

約数の個数: 32

約数和(自身を含む): 39826080

約数和(自身を除く): 19402504

約数列:

[1, 2, 4, 8, 41, 71, 82, 142, 164, 284, 328, 568, 877, 1754, 2911, 3508, 5822, 7016, 11644, 23288, 35957, 62267, 71914, 124534, 143828, 249068, 287656, 498136, 2552947, 5105894, 10211788, 20423576]

約数ペア:

[(1, 20423576), (2, 10211788), (4, 5105894), (8, 2552947), (41, 498136), (71, 287656), (82, 249068), (142, 143828), (164, 124534), (284, 71914), (328, 62267), (568, 35957), (877, 23288), (1754, 11644), (2911, 7016), (3508, 5822)]