18089620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31189}}^1$

素因数の和:31227

約数の個数: 24

約数和(自身を含む): 39299400

約数和(自身を除く): 21209780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 31189, 62378, 124756, 155945, 311890, 623780, 904481, 1808962, 3617924, 4522405, 9044810, 18089620]

約数ペア:

[(1, 18089620), (2, 9044810), (4, 4522405), (5, 3617924), (10, 1808962), (20, 904481), (29, 623780), (58, 311890), (116, 155945), (145, 124756), (290, 62378), (580, 31189)]