2109556112

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{7755721}}^1$

素因数の和:7755746

約数の個数: 20

約数和(自身を含む): 4327692876

約数和(自身を除く): 2218136764

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 7755721, 15511442, 31022884, 62045768, 124091536, 131847257, 263694514, 527389028, 1054778056, 2109556112]

約数ペア:

[(1, 2109556112), (2, 1054778056), (4, 527389028), (8, 263694514), (16, 131847257), (17, 124091536), (34, 62045768), (68, 31022884), (136, 15511442), (272, 7755721)]