18264519

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{769}}^1$

素因数の和:824

約数の個数: 48

約数和(自身を含む): 33633600

約数和(自身を除く): 15369081

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 63, 87, 91, 117, 203, 261, 273, 377, 609, 769, 819, 1131, 1827, 2307, 2639, 3393, 5383, 6921, 7917, 9997, 16149, 22301, 23751, 29991, 48447, 66903, 69979, 89973, 156107, 200709, 209937, 289913, 468321, 629811, 869739, 1404963, 2029391, 2609217, 6088173, 18264519]

約数ペア:

[(1, 18264519), (3, 6088173), (7, 2609217), (9, 2029391), (13, 1404963), (21, 869739), (29, 629811), (39, 468321), (63, 289913), (87, 209937), (91, 200709), (117, 156107), (203, 89973), (261, 69979), (273, 66903), (377, 48447), (609, 29991), (769, 23751), (819, 22301), (1131, 16149), (1827, 9997), (2307, 7917), (2639, 6921), (3393, 5383)]