18408672

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{1559}}^1$

素因数の和:1616

約数の個数: 72

約数和(自身を含む): 53660880

約数和(自身を除く): 35252208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1559, 1968, 2952, 3118, 3936, 4677, 5904, 6236, 9354, 11808, 12472, 14031, 18708, 24944, 28062, 37416, 49888, 56124, 63919, 74832, 112248, 127838, 149664, 191757, 224496, 255676, 383514, 448992, 511352, 575271, 767028, 1022704, 1150542, 1534056, 2045408, 2301084, 3068112, 4602168, 6136224, 9204336, 18408672]

約数ペア:

[(1, 18408672), (2, 9204336), (3, 6136224), (4, 4602168), (6, 3068112), (8, 2301084), (9, 2045408), (12, 1534056), (16, 1150542), (18, 1022704), (24, 767028), (32, 575271), (36, 511352), (41, 448992), (48, 383514), (72, 255676), (82, 224496), (96, 191757), (123, 149664), (144, 127838), (164, 112248), (246, 74832), (288, 63919), (328, 56124), (369, 49888), (492, 37416), (656, 28062), (738, 24944), (984, 18708), (1312, 14031), (1476, 12472), (1559, 11808), (1968, 9354), (2952, 6236), (3118, 5904), (3936, 4677)]