1664683312

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{2537627}}^1$

素因数の和:2537676

約数の個数: 20

約数和(自身を含む): 3303991656

約数和(自身を除く): 1639308344

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 2537627, 5075254, 10150508, 20301016, 40602032, 104042707, 208085414, 416170828, 832341656, 1664683312]

約数ペア:

[(1, 1664683312), (2, 832341656), (4, 416170828), (8, 208085414), (16, 104042707), (41, 40602032), (82, 20301016), (164, 10150508), (328, 5075254), (656, 2537627)]