19541936

素因数分解:

$2^4\times {\mathrm{223}}^1\times {\mathrm{5477}}^1$

素因数の和:5708

約数の個数: 20

約数和(自身を含む): 38039232

約数和(自身を除く): 18497296

約数列:

[1, 2, 4, 8, 16, 223, 446, 892, 1784, 3568, 5477, 10954, 21908, 43816, 87632, 1221371, 2442742, 4885484, 9770968, 19541936]

約数ペア:

[(1, 19541936), (2, 9770968), (4, 4885484), (8, 2442742), (16, 1221371), (223, 87632), (446, 43816), (892, 21908), (1784, 10954), (3568, 5477)]