18529245

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{997}}^1$

素因数の和:1074

約数の個数: 48

約数和(自身を含む): 37365120

約数和(自身を除く): 18835875

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 59, 63, 105, 177, 295, 315, 413, 531, 885, 997, 1239, 2065, 2655, 2991, 3717, 4985, 6195, 6979, 8973, 14955, 18585, 20937, 34895, 44865, 58823, 62811, 104685, 176469, 294115, 314055, 411761, 529407, 882345, 1235283, 2058805, 2647035, 3705849, 6176415, 18529245]

約数ペア:

[(1, 18529245), (3, 6176415), (5, 3705849), (7, 2647035), (9, 2058805), (15, 1235283), (21, 882345), (35, 529407), (45, 411761), (59, 314055), (63, 294115), (105, 176469), (177, 104685), (295, 62811), (315, 58823), (413, 44865), (531, 34895), (885, 20937), (997, 18585), (1239, 14955), (2065, 8973), (2655, 6979), (2991, 6195), (3717, 4985)]