201638288

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{237781}}^1$

素因数の和:237842

約数の個数: 20

約数和(自身を含む): 398047068

約数和(自身を除く): 196408780

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 237781, 475562, 951124, 1902248, 3804496, 12602393, 25204786, 50409572, 100819144, 201638288]

約数ペア:

[(1, 201638288), (2, 100819144), (4, 50409572), (8, 25204786), (16, 12602393), (53, 3804496), (106, 1902248), (212, 951124), (424, 475562), (848, 237781)]