18766935

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1$

素因数の和:1276

約数の個数: 48

約数和(自身を含む): 36661248

約数和(自身を除く): 17894313

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 55, 93, 99, 155, 165, 279, 341, 465, 495, 1023, 1223, 1395, 1705, 3069, 3669, 5115, 6115, 11007, 13453, 15345, 18345, 37913, 40359, 55035, 67265, 113739, 121077, 189565, 201795, 341217, 417043, 568695, 605385, 1251129, 1706085, 2085215, 3753387, 6255645, 18766935]

約数ペア:

[(1, 18766935), (3, 6255645), (5, 3753387), (9, 2085215), (11, 1706085), (15, 1251129), (31, 605385), (33, 568695), (45, 417043), (55, 341217), (93, 201795), (99, 189565), (155, 121077), (165, 113739), (279, 67265), (341, 55035), (465, 40359), (495, 37913), (1023, 18345), (1223, 15345), (1395, 13453), (1705, 11007), (3069, 6115), (3669, 5115)]