18997704

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{83}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 60343920

約数和(自身を除く): 41346216

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 22, 24, 33, 34, 36, 44, 51, 66, 68, 72, 83, 88, 99, 102, 132, 136, 153, 166, 187, 198, 204, 249, 264, 289, 306, 332, 374, 396, 408, 498, 561, 578, 612, 664, 747, 748, 792, 867, 913, 996, 1122, 1156, 1224, 1411, 1494, 1496, 1683, 1734, 1826, 1992, 2244, 2312, 2601, 2739, 2822, 2988, 3179, 3366, 3468, 3652, 4233, 4488, 5202, 5478, 5644, 5976, 6358, 6732, 6936, 7304, 8217, 8466, 9537, 10404, 10956, 11288, 12699, 12716, 13464, 15521, 16434, 16932, 19074, 20808, 21912, 23987, 25398, 25432, 28611, 31042, 32868, 33864, 38148, 46563, 47974, 50796, 57222, 62084, 65736, 71961, 76296, 93126, 95948, 101592, 114444, 124168, 139689, 143922, 186252, 191896, 215883, 228888, 263857, 279378, 287844, 372504, 431766, 527714, 558756, 575688, 791571, 863532, 1055428, 1117512, 1583142, 1727064, 2110856, 2374713, 3166284, 4749426, 6332568, 9498852, 18997704]

約数ペア:

[(1, 18997704), (2, 9498852), (3, 6332568), (4, 4749426), (6, 3166284), (8, 2374713), (9, 2110856), (11, 1727064), (12, 1583142), (17, 1117512), (18, 1055428), (22, 863532), (24, 791571), (33, 575688), (34, 558756), (36, 527714), (44, 431766), (51, 372504), (66, 287844), (68, 279378), (72, 263857), (83, 228888), (88, 215883), (99, 191896), (102, 186252), (132, 143922), (136, 139689), (153, 124168), (166, 114444), (187, 101592), (198, 95948), (204, 93126), (249, 76296), (264, 71961), (289, 65736), (306, 62084), (332, 57222), (374, 50796), (396, 47974), (408, 46563), (498, 38148), (561, 33864), (578, 32868), (612, 31042), (664, 28611), (747, 25432), (748, 25398), (792, 23987), (867, 21912), (913, 20808), (996, 19074), (1122, 16932), (1156, 16434), (1224, 15521), (1411, 13464), (1494, 12716), (1496, 12699), (1683, 11288), (1734, 10956), (1826, 10404), (1992, 9537), (2244, 8466), (2312, 8217), (2601, 7304), (2739, 6936), (2822, 6732), (2988, 6358), (3179, 5976), (3366, 5644), (3468, 5478), (3652, 5202), (4233, 4488)]