20440818

素因数分解:

$2^1\times 3^2\times {\mathrm{353}}^1\times {\mathrm{3217}}^1$

素因数の和:3578

約数の個数: 24

約数和(自身を含む): 44427708

約数和(自身を除く): 23986890

約数列:

[1, 2, 3, 6, 9, 18, 353, 706, 1059, 2118, 3177, 3217, 6354, 6434, 9651, 19302, 28953, 57906, 1135601, 2271202, 3406803, 6813606, 10220409, 20440818]

約数ペア:

[(1, 20440818), (2, 10220409), (3, 6813606), (6, 3406803), (9, 2271202), (18, 1135601), (353, 57906), (706, 28953), (1059, 19302), (2118, 9651), (3177, 6434), (3217, 6354)]