18079383

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{4241}}^1$

素因数の和:4287

約数の個数: 24

約数和(自身を含む): 29015280

約数和(自身を除く): 10935897

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4241, 4263, 12723, 29687, 89061, 122989, 207809, 368967, 623427, 860923, 2582769, 6026461, 18079383]

約数ペア:

[(1, 18079383), (3, 6026461), (7, 2582769), (21, 860923), (29, 623427), (49, 368967), (87, 207809), (147, 122989), (203, 89061), (609, 29687), (1421, 12723), (4241, 4263)]