201557996

素因数分解:

$2^2\times {\mathrm{47}}^2\times {\mathrm{22811}}^1$

素因数の和:22909

約数の個数: 18

約数和(自身を含む): 360406788

約数和(自身を除く): 158848792

約数列:

[1, 2, 4, 47, 94, 188, 2209, 4418, 8836, 22811, 45622, 91244, 1072117, 2144234, 4288468, 50389499, 100778998, 201557996]

約数ペア:

[(1, 201557996), (2, 100778998), (4, 50389499), (47, 4288468), (94, 2144234), (188, 1072117), (2209, 91244), (4418, 45622), (8836, 22811)]