18815610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:148

約数の個数: 128

約数和(自身を含む): 53581824

約数和(自身を除く): 34766214

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 37, 46, 55, 66, 67, 69, 74, 110, 111, 115, 134, 138, 165, 185, 201, 222, 230, 253, 330, 335, 345, 370, 402, 407, 506, 555, 670, 690, 737, 759, 814, 851, 1005, 1110, 1221, 1265, 1474, 1518, 1541, 1702, 2010, 2035, 2211, 2442, 2479, 2530, 2553, 3082, 3685, 3795, 4070, 4255, 4422, 4623, 4958, 5106, 6105, 7370, 7437, 7590, 7705, 8510, 9246, 9361, 11055, 12210, 12395, 12765, 14874, 15410, 16951, 18722, 22110, 23115, 24790, 25530, 27269, 28083, 33902, 37185, 46230, 46805, 50853, 54538, 56166, 57017, 74370, 81807, 84755, 93610, 101706, 114034, 136345, 140415, 163614, 169510, 171051, 254265, 272690, 280830, 285085, 342102, 409035, 508530, 570170, 627187, 818070, 855255, 1254374, 1710510, 1881561, 3135935, 3763122, 6271870, 9407805, 18815610]

約数ペア:

[(1, 18815610), (2, 9407805), (3, 6271870), (5, 3763122), (6, 3135935), (10, 1881561), (11, 1710510), (15, 1254374), (22, 855255), (23, 818070), (30, 627187), (33, 570170), (37, 508530), (46, 409035), (55, 342102), (66, 285085), (67, 280830), (69, 272690), (74, 254265), (110, 171051), (111, 169510), (115, 163614), (134, 140415), (138, 136345), (165, 114034), (185, 101706), (201, 93610), (222, 84755), (230, 81807), (253, 74370), (330, 57017), (335, 56166), (345, 54538), (370, 50853), (402, 46805), (407, 46230), (506, 37185), (555, 33902), (670, 28083), (690, 27269), (737, 25530), (759, 24790), (814, 23115), (851, 22110), (1005, 18722), (1110, 16951), (1221, 15410), (1265, 14874), (1474, 12765), (1518, 12395), (1541, 12210), (1702, 11055), (2010, 9361), (2035, 9246), (2211, 8510), (2442, 7705), (2479, 7590), (2530, 7437), (2553, 7370), (3082, 6105), (3685, 5106), (3795, 4958), (4070, 4623), (4255, 4422)]