18273003

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1117}}^1$

素因数の和:1187

約数の個数: 32

約数和(自身を含む): 30051840

約数和(自身を除く): 11778837

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 1117, 2337, 3351, 5453, 7819, 16359, 21223, 23457, 45797, 63669, 137391, 148561, 320579, 445683, 870143, 961737, 2610429, 6091001, 18273003]

約数ペア:

[(1, 18273003), (3, 6091001), (7, 2610429), (19, 961737), (21, 870143), (41, 445683), (57, 320579), (123, 148561), (133, 137391), (287, 63669), (399, 45797), (779, 23457), (861, 21223), (1117, 16359), (2337, 7819), (3351, 5453)]