19218816

素因数分解:

$2^7\times 3^3\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 58262400

約数和(自身を除く): 39043584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 67, 72, 83, 96, 108, 128, 134, 144, 166, 192, 201, 216, 249, 268, 288, 332, 384, 402, 432, 498, 536, 576, 603, 664, 747, 804, 864, 996, 1072, 1152, 1206, 1328, 1494, 1608, 1728, 1809, 1992, 2144, 2241, 2412, 2656, 2988, 3216, 3456, 3618, 3984, 4288, 4482, 4824, 5312, 5561, 5976, 6432, 7236, 7968, 8576, 8964, 9648, 10624, 11122, 11952, 12864, 14472, 15936, 16683, 17928, 19296, 22244, 23904, 25728, 28944, 31872, 33366, 35856, 38592, 44488, 47808, 50049, 57888, 66732, 71712, 77184, 88976, 95616, 100098, 115776, 133464, 143424, 150147, 177952, 200196, 231552, 266928, 286848, 300294, 355904, 400392, 533856, 600588, 711808, 800784, 1067712, 1201176, 1601568, 2135424, 2402352, 3203136, 4804704, 6406272, 9609408, 19218816]

約数ペア:

[(1, 19218816), (2, 9609408), (3, 6406272), (4, 4804704), (6, 3203136), (8, 2402352), (9, 2135424), (12, 1601568), (16, 1201176), (18, 1067712), (24, 800784), (27, 711808), (32, 600588), (36, 533856), (48, 400392), (54, 355904), (64, 300294), (67, 286848), (72, 266928), (83, 231552), (96, 200196), (108, 177952), (128, 150147), (134, 143424), (144, 133464), (166, 115776), (192, 100098), (201, 95616), (216, 88976), (249, 77184), (268, 71712), (288, 66732), (332, 57888), (384, 50049), (402, 47808), (432, 44488), (498, 38592), (536, 35856), (576, 33366), (603, 31872), (664, 28944), (747, 25728), (804, 23904), (864, 22244), (996, 19296), (1072, 17928), (1152, 16683), (1206, 15936), (1328, 14472), (1494, 12864), (1608, 11952), (1728, 11122), (1809, 10624), (1992, 9648), (2144, 8964), (2241, 8576), (2412, 7968), (2656, 7236), (2988, 6432), (3216, 5976), (3456, 5561), (3618, 5312), (3984, 4824), (4288, 4482)]