19616688

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1$

素因数の和:536

約数の個数: 160

約数和(自身を含む): 69440000

約数和(自身を除く): 49823312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 36, 39, 42, 48, 52, 54, 56, 63, 72, 78, 84, 91, 104, 108, 112, 117, 126, 144, 156, 168, 182, 189, 208, 216, 234, 252, 273, 312, 336, 351, 364, 378, 432, 468, 499, 504, 546, 624, 702, 728, 756, 819, 936, 998, 1008, 1092, 1404, 1456, 1497, 1512, 1638, 1872, 1996, 2184, 2457, 2808, 2994, 3024, 3276, 3493, 3992, 4368, 4491, 4914, 5616, 5988, 6487, 6552, 6986, 7984, 8982, 9828, 10479, 11976, 12974, 13104, 13473, 13972, 17964, 19461, 19656, 20958, 23952, 25948, 26946, 27944, 31437, 35928, 38922, 39312, 41916, 45409, 51896, 53892, 55888, 58383, 62874, 71856, 77844, 83832, 90818, 94311, 103792, 107784, 116766, 125748, 136227, 155688, 167664, 175149, 181636, 188622, 215568, 233532, 251496, 272454, 311376, 350298, 363272, 377244, 408681, 467064, 502992, 544908, 700596, 726544, 754488, 817362, 934128, 1089816, 1226043, 1401192, 1508976, 1634724, 2179632, 2452086, 2802384, 3269448, 4904172, 6538896, 9808344, 19616688]

約数ペア:

[(1, 19616688), (2, 9808344), (3, 6538896), (4, 4904172), (6, 3269448), (7, 2802384), (8, 2452086), (9, 2179632), (12, 1634724), (13, 1508976), (14, 1401192), (16, 1226043), (18, 1089816), (21, 934128), (24, 817362), (26, 754488), (27, 726544), (28, 700596), (36, 544908), (39, 502992), (42, 467064), (48, 408681), (52, 377244), (54, 363272), (56, 350298), (63, 311376), (72, 272454), (78, 251496), (84, 233532), (91, 215568), (104, 188622), (108, 181636), (112, 175149), (117, 167664), (126, 155688), (144, 136227), (156, 125748), (168, 116766), (182, 107784), (189, 103792), (208, 94311), (216, 90818), (234, 83832), (252, 77844), (273, 71856), (312, 62874), (336, 58383), (351, 55888), (364, 53892), (378, 51896), (432, 45409), (468, 41916), (499, 39312), (504, 38922), (546, 35928), (624, 31437), (702, 27944), (728, 26946), (756, 25948), (819, 23952), (936, 20958), (998, 19656), (1008, 19461), (1092, 17964), (1404, 13972), (1456, 13473), (1497, 13104), (1512, 12974), (1638, 11976), (1872, 10479), (1996, 9828), (2184, 8982), (2457, 7984), (2808, 6986), (2994, 6552), (3024, 6487), (3276, 5988), (3493, 5616), (3992, 4914), (4368, 4491)]