20819552

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{50047}}^1$

素因数の和:50070

約数の個数: 24

約数和(自身を含む): 44142336

約数和(自身を除く): 23322784

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 50047, 100094, 200188, 400376, 650611, 800752, 1301222, 1601504, 2602444, 5204888, 10409776, 20819552]

約数ペア:

[(1, 20819552), (2, 10409776), (4, 5204888), (8, 2602444), (13, 1601504), (16, 1301222), (26, 800752), (32, 650611), (52, 400376), (104, 200188), (208, 100094), (416, 50047)]