18691512

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 57200640

約数和(自身を除く): 38509128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 37, 42, 56, 62, 74, 84, 93, 97, 111, 124, 148, 168, 186, 194, 217, 222, 248, 259, 291, 296, 372, 388, 434, 444, 518, 582, 651, 679, 744, 776, 777, 868, 888, 1036, 1147, 1164, 1302, 1358, 1554, 1736, 2037, 2072, 2294, 2328, 2604, 2716, 3007, 3108, 3441, 3589, 4074, 4588, 5208, 5432, 6014, 6216, 6882, 7178, 8029, 8148, 9021, 9176, 10767, 12028, 13764, 14356, 16058, 16296, 18042, 21049, 21534, 24056, 24087, 25123, 27528, 28712, 32116, 36084, 42098, 43068, 48174, 50246, 63147, 64232, 72168, 75369, 84196, 86136, 96348, 100492, 111259, 126294, 150738, 168392, 192696, 200984, 222518, 252588, 301476, 333777, 445036, 505176, 602952, 667554, 778813, 890072, 1335108, 1557626, 2336439, 2670216, 3115252, 4672878, 6230504, 9345756, 18691512]

約数ペア:

[(1, 18691512), (2, 9345756), (3, 6230504), (4, 4672878), (6, 3115252), (7, 2670216), (8, 2336439), (12, 1557626), (14, 1335108), (21, 890072), (24, 778813), (28, 667554), (31, 602952), (37, 505176), (42, 445036), (56, 333777), (62, 301476), (74, 252588), (84, 222518), (93, 200984), (97, 192696), (111, 168392), (124, 150738), (148, 126294), (168, 111259), (186, 100492), (194, 96348), (217, 86136), (222, 84196), (248, 75369), (259, 72168), (291, 64232), (296, 63147), (372, 50246), (388, 48174), (434, 43068), (444, 42098), (518, 36084), (582, 32116), (651, 28712), (679, 27528), (744, 25123), (776, 24087), (777, 24056), (868, 21534), (888, 21049), (1036, 18042), (1147, 16296), (1164, 16058), (1302, 14356), (1358, 13764), (1554, 12028), (1736, 10767), (2037, 9176), (2072, 9021), (2294, 8148), (2328, 8029), (2604, 7178), (2716, 6882), (3007, 6216), (3108, 6014), (3441, 5432), (3589, 5208), (4074, 4588)]