201990974576

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{307913071}}^1$

素因数の和:307913120

約数の個数: 20

約数和(自身を含む): 400902819744

約数和(自身を除く): 198911845168

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 307913071, 615826142, 1231652284, 2463304568, 4926609136, 12624435911, 25248871822, 50497743644, 100995487288, 201990974576]

約数ペア:

[(1, 201990974576), (2, 100995487288), (4, 50497743644), (8, 25248871822), (16, 12624435911), (41, 4926609136), (82, 2463304568), (164, 1231652284), (328, 615826142), (656, 307913071)]