18788784

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{281}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 55948800

約数和(自身を除く): 37160016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 199, 281, 336, 398, 562, 597, 796, 843, 1124, 1194, 1393, 1592, 1686, 1967, 2248, 2388, 2786, 3184, 3372, 3934, 4179, 4496, 4776, 5572, 5901, 6744, 7868, 8358, 9552, 11144, 11802, 13488, 15736, 16716, 22288, 23604, 31472, 33432, 47208, 55919, 66864, 94416, 111838, 167757, 223676, 335514, 391433, 447352, 671028, 782866, 894704, 1174299, 1342056, 1565732, 2348598, 2684112, 3131464, 4697196, 6262928, 9394392, 18788784]

約数ペア:

[(1, 18788784), (2, 9394392), (3, 6262928), (4, 4697196), (6, 3131464), (7, 2684112), (8, 2348598), (12, 1565732), (14, 1342056), (16, 1174299), (21, 894704), (24, 782866), (28, 671028), (42, 447352), (48, 391433), (56, 335514), (84, 223676), (112, 167757), (168, 111838), (199, 94416), (281, 66864), (336, 55919), (398, 47208), (562, 33432), (597, 31472), (796, 23604), (843, 22288), (1124, 16716), (1194, 15736), (1393, 13488), (1592, 11802), (1686, 11144), (1967, 9552), (2248, 8358), (2388, 7868), (2786, 6744), (3184, 5901), (3372, 5572), (3934, 4776), (4179, 4496)]