18140584

素因数分解:

$2^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{601}}^1$

素因数の和:639

約数の個数: 64

約数和(自身を含む): 43344000

約数和(自身を除く): 25203416

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 343, 392, 539, 601, 616, 686, 1078, 1202, 1372, 2156, 2404, 2744, 3773, 4207, 4312, 4808, 6611, 7546, 8414, 13222, 15092, 16828, 26444, 29449, 30184, 33656, 46277, 52888, 58898, 92554, 117796, 185108, 206143, 235592, 323939, 370216, 412286, 647878, 824572, 1295756, 1649144, 2267573, 2591512, 4535146, 9070292, 18140584]

約数ペア:

[(1, 18140584), (2, 9070292), (4, 4535146), (7, 2591512), (8, 2267573), (11, 1649144), (14, 1295756), (22, 824572), (28, 647878), (44, 412286), (49, 370216), (56, 323939), (77, 235592), (88, 206143), (98, 185108), (154, 117796), (196, 92554), (308, 58898), (343, 52888), (392, 46277), (539, 33656), (601, 30184), (616, 29449), (686, 26444), (1078, 16828), (1202, 15092), (1372, 13222), (2156, 8414), (2404, 7546), (2744, 6611), (3773, 4808), (4207, 4312)]