20684574

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{19477}}^1$

素因数の和:19544

約数の個数: 24

約数和(自身を含む): 45578520

約数和(自身を除く): 24893946

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 177, 354, 531, 1062, 19477, 38954, 58431, 116862, 175293, 350586, 1149143, 2298286, 3447429, 6894858, 10342287, 20684574]

約数ペア:

[(1, 20684574), (2, 10342287), (3, 6894858), (6, 3447429), (9, 2298286), (18, 1149143), (59, 350586), (118, 175293), (177, 116862), (354, 58431), (531, 38954), (1062, 19477)]