12918290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{883}}^1$

素因数の和:927

約数の個数: 64

約数和(自身を含む): 30551040

約数和(自身を除く): 17632750

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 154, 190, 209, 266, 385, 418, 665, 770, 883, 1045, 1330, 1463, 1766, 2090, 2926, 4415, 6181, 7315, 8830, 9713, 12362, 14630, 16777, 19426, 30905, 33554, 48565, 61810, 67991, 83885, 97130, 117439, 135982, 167770, 184547, 234878, 339955, 369094, 587195, 679910, 922735, 1174390, 1291829, 1845470, 2583658, 6459145, 12918290]

約数ペア:

[(1, 12918290), (2, 6459145), (5, 2583658), (7, 1845470), (10, 1291829), (11, 1174390), (14, 922735), (19, 679910), (22, 587195), (35, 369094), (38, 339955), (55, 234878), (70, 184547), (77, 167770), (95, 135982), (110, 117439), (133, 97130), (154, 83885), (190, 67991), (209, 61810), (266, 48565), (385, 33554), (418, 30905), (665, 19426), (770, 16777), (883, 14630), (1045, 12362), (1330, 9713), (1463, 8830), (1766, 7315), (2090, 6181), (2926, 4415)]