18453220

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{8623}}^1$

素因数の和:8739

約数の個数: 24

約数和(自身を含む): 39118464

約数和(自身を除く): 20665244

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 8623, 17246, 34492, 43115, 86230, 172460, 922661, 1845322, 3690644, 4613305, 9226610, 18453220]

約数ペア:

[(1, 18453220), (2, 9226610), (4, 4613305), (5, 3690644), (10, 1845322), (20, 922661), (107, 172460), (214, 86230), (428, 43115), (535, 34492), (1070, 17246), (2140, 8623)]