18913464

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 54054000

約数和(自身を除く): 35140536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 43, 72, 82, 86, 123, 129, 149, 164, 172, 246, 258, 298, 328, 344, 369, 387, 447, 492, 516, 596, 738, 774, 894, 984, 1032, 1192, 1341, 1476, 1548, 1763, 1788, 2682, 2952, 3096, 3526, 3576, 5289, 5364, 6109, 6407, 7052, 10578, 10728, 12218, 12814, 14104, 15867, 18327, 19221, 21156, 24436, 25628, 31734, 36654, 38442, 42312, 48872, 51256, 54981, 57663, 63468, 73308, 76884, 109962, 115326, 126936, 146616, 153768, 219924, 230652, 262687, 439848, 461304, 525374, 788061, 1050748, 1576122, 2101496, 2364183, 3152244, 4728366, 6304488, 9456732, 18913464]

約数ペア:

[(1, 18913464), (2, 9456732), (3, 6304488), (4, 4728366), (6, 3152244), (8, 2364183), (9, 2101496), (12, 1576122), (18, 1050748), (24, 788061), (36, 525374), (41, 461304), (43, 439848), (72, 262687), (82, 230652), (86, 219924), (123, 153768), (129, 146616), (149, 126936), (164, 115326), (172, 109962), (246, 76884), (258, 73308), (298, 63468), (328, 57663), (344, 54981), (369, 51256), (387, 48872), (447, 42312), (492, 38442), (516, 36654), (596, 31734), (738, 25628), (774, 24436), (894, 21156), (984, 19221), (1032, 18327), (1192, 15867), (1341, 14104), (1476, 12814), (1548, 12218), (1763, 10728), (1788, 10578), (2682, 7052), (2952, 6407), (3096, 6109), (3526, 5364), (3576, 5289)]