20404208

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{115933}}^1$

素因数の和:115952

約数の個数: 20

約数和(自身を含む): 43127448

約数和(自身を除く): 22723240

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 115933, 231866, 463732, 927464, 1275263, 1854928, 2550526, 5101052, 10202104, 20404208]

約数ペア:

[(1, 20404208), (2, 10202104), (4, 5101052), (8, 2550526), (11, 1854928), (16, 1275263), (22, 927464), (44, 463732), (88, 231866), (176, 115933)]