18008916

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2053}}^1$

素因数の和:2120

約数の個数: 48

約数和(自身を含む): 45549504

約数和(自身を除く): 27540588

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 43, 51, 68, 86, 102, 129, 172, 204, 258, 516, 731, 1462, 2053, 2193, 2924, 4106, 4386, 6159, 8212, 8772, 12318, 24636, 34901, 69802, 88279, 104703, 139604, 176558, 209406, 264837, 353116, 418812, 529674, 1059348, 1500743, 3001486, 4502229, 6002972, 9004458, 18008916]

約数ペア:

[(1, 18008916), (2, 9004458), (3, 6002972), (4, 4502229), (6, 3001486), (12, 1500743), (17, 1059348), (34, 529674), (43, 418812), (51, 353116), (68, 264837), (86, 209406), (102, 176558), (129, 139604), (172, 104703), (204, 88279), (258, 69802), (516, 34901), (731, 24636), (1462, 12318), (2053, 8772), (2193, 8212), (2924, 6159), (4106, 4386)]