201994569544

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{154903811}}^1$

素因数の和:154903980

約数の個数: 16

約数和(自身を含む): 381063377520

約数和(自身を除く): 179068807976

約数列:

[1, 2, 4, 8, 163, 326, 652, 1304, 154903811, 309807622, 619615244, 1239230488, 25249321193, 50498642386, 100997284772, 201994569544]

約数ペア:

[(1, 201994569544), (2, 100997284772), (4, 50498642386), (8, 25249321193), (163, 1239230488), (326, 619615244), (652, 309807622), (1304, 154903811)]