858172912

素因数分解:

$2^4\times {\mathrm{1249}}^1\times {\mathrm{42943}}^1$

素因数の和:44200

約数の個数: 20

約数和(自身を含む): 1664080000

約数和(自身を除く): 805907088

約数列:

[1, 2, 4, 8, 16, 1249, 2498, 4996, 9992, 19984, 42943, 85886, 171772, 343544, 687088, 53635807, 107271614, 214543228, 429086456, 858172912]

約数ペア:

[(1, 858172912), (2, 429086456), (4, 214543228), (8, 107271614), (16, 53635807), (1249, 687088), (2498, 343544), (4996, 171772), (9992, 85886), (19984, 42943)]