28456208

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{161683}}^1$

素因数の和:161702

約数の個数: 20

約数和(自身を含む): 60146448

約数和(自身を除く): 31690240

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 161683, 323366, 646732, 1293464, 1778513, 2586928, 3557026, 7114052, 14228104, 28456208]

約数ペア:

[(1, 28456208), (2, 14228104), (4, 7114052), (8, 3557026), (11, 2586928), (16, 1778513), (22, 1293464), (44, 646732), (88, 323366), (176, 161683)]