18972408

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:126

約数の個数: 192

約数和(自身を含む): 63776160

約数和(自身を除く): 44803752

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 17, 21, 24, 26, 28, 34, 39, 42, 49, 51, 52, 56, 68, 73, 78, 84, 91, 98, 102, 104, 119, 136, 146, 147, 156, 168, 182, 196, 204, 219, 221, 238, 273, 292, 294, 312, 357, 364, 392, 408, 438, 442, 476, 511, 546, 584, 588, 637, 663, 714, 728, 833, 876, 884, 949, 952, 1022, 1092, 1176, 1241, 1274, 1326, 1428, 1533, 1547, 1666, 1752, 1768, 1898, 1911, 2044, 2184, 2482, 2499, 2548, 2652, 2847, 2856, 3066, 3094, 3332, 3577, 3723, 3796, 3822, 4088, 4641, 4964, 4998, 5096, 5304, 5694, 6132, 6188, 6643, 6664, 7154, 7446, 7592, 7644, 8687, 9282, 9928, 9996, 10731, 10829, 11388, 12264, 12376, 13286, 14308, 14892, 15288, 16133, 17374, 18564, 19929, 19992, 21462, 21658, 22776, 26061, 26572, 28616, 29784, 32266, 32487, 34748, 37128, 39858, 42924, 43316, 46501, 48399, 52122, 53144, 60809, 64532, 64974, 69496, 79716, 85848, 86632, 93002, 96798, 104244, 112931, 121618, 129064, 129948, 139503, 159432, 182427, 186004, 193596, 208488, 225862, 243236, 259896, 279006, 338793, 364854, 372008, 387192, 451724, 486472, 558012, 677586, 729708, 790517, 903448, 1116024, 1355172, 1459416, 1581034, 2371551, 2710344, 3162068, 4743102, 6324136, 9486204, 18972408]

約数ペア:

[(1, 18972408), (2, 9486204), (3, 6324136), (4, 4743102), (6, 3162068), (7, 2710344), (8, 2371551), (12, 1581034), (13, 1459416), (14, 1355172), (17, 1116024), (21, 903448), (24, 790517), (26, 729708), (28, 677586), (34, 558012), (39, 486472), (42, 451724), (49, 387192), (51, 372008), (52, 364854), (56, 338793), (68, 279006), (73, 259896), (78, 243236), (84, 225862), (91, 208488), (98, 193596), (102, 186004), (104, 182427), (119, 159432), (136, 139503), (146, 129948), (147, 129064), (156, 121618), (168, 112931), (182, 104244), (196, 96798), (204, 93002), (219, 86632), (221, 85848), (238, 79716), (273, 69496), (292, 64974), (294, 64532), (312, 60809), (357, 53144), (364, 52122), (392, 48399), (408, 46501), (438, 43316), (442, 42924), (476, 39858), (511, 37128), (546, 34748), (584, 32487), (588, 32266), (637, 29784), (663, 28616), (714, 26572), (728, 26061), (833, 22776), (876, 21658), (884, 21462), (949, 19992), (952, 19929), (1022, 18564), (1092, 17374), (1176, 16133), (1241, 15288), (1274, 14892), (1326, 14308), (1428, 13286), (1533, 12376), (1547, 12264), (1666, 11388), (1752, 10829), (1768, 10731), (1898, 9996), (1911, 9928), (2044, 9282), (2184, 8687), (2482, 7644), (2499, 7592), (2548, 7446), (2652, 7154), (2847, 6664), (2856, 6643), (3066, 6188), (3094, 6132), (3332, 5694), (3577, 5304), (3723, 5096), (3796, 4998), (3822, 4964), (4088, 4641)]