20118978

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{101611}}^1$

素因数の和:101630

約数の個数: 24

約数和(自身を含む): 47554416

約数和(自身を除く): 27435438

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 101611, 203222, 304833, 609666, 914499, 1117721, 1828998, 2235442, 3353163, 6706326, 10059489, 20118978]

約数ペア:

[(1, 20118978), (2, 10059489), (3, 6706326), (6, 3353163), (9, 2235442), (11, 1828998), (18, 1117721), (22, 914499), (33, 609666), (66, 304833), (99, 203222), (198, 101611)]