18102816

素因数分解:

$2^5\times 3^2\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:518

約数の個数: 72

約数和(自身を含む): 51891840

約数和(自身を除く): 33789024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 239, 263, 288, 478, 526, 717, 789, 956, 1052, 1434, 1578, 1912, 2104, 2151, 2367, 2868, 3156, 3824, 4208, 4302, 4734, 5736, 6312, 7648, 8416, 8604, 9468, 11472, 12624, 17208, 18936, 22944, 25248, 34416, 37872, 62857, 68832, 75744, 125714, 188571, 251428, 377142, 502856, 565713, 754284, 1005712, 1131426, 1508568, 2011424, 2262852, 3017136, 4525704, 6034272, 9051408, 18102816]

約数ペア:

[(1, 18102816), (2, 9051408), (3, 6034272), (4, 4525704), (6, 3017136), (8, 2262852), (9, 2011424), (12, 1508568), (16, 1131426), (18, 1005712), (24, 754284), (32, 565713), (36, 502856), (48, 377142), (72, 251428), (96, 188571), (144, 125714), (239, 75744), (263, 68832), (288, 62857), (478, 37872), (526, 34416), (717, 25248), (789, 22944), (956, 18936), (1052, 17208), (1434, 12624), (1578, 11472), (1912, 9468), (2104, 8604), (2151, 8416), (2367, 7648), (2868, 6312), (3156, 5736), (3824, 4734), (4208, 4302)]