20123376

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1$

素因数の和:319

約数の個数: 160

約数和(自身を含む): 67995648

約数和(自身を除く): 47872272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 17, 21, 24, 26, 28, 34, 39, 42, 48, 51, 52, 56, 68, 78, 84, 91, 102, 104, 112, 119, 136, 156, 168, 182, 204, 208, 221, 238, 271, 272, 273, 312, 336, 357, 364, 408, 442, 476, 542, 546, 624, 663, 714, 728, 813, 816, 884, 952, 1084, 1092, 1326, 1428, 1456, 1547, 1626, 1768, 1897, 1904, 2168, 2184, 2652, 2856, 3094, 3252, 3523, 3536, 3794, 4336, 4368, 4607, 4641, 5304, 5691, 5712, 6188, 6504, 7046, 7588, 9214, 9282, 10569, 10608, 11382, 12376, 13008, 13821, 14092, 15176, 18428, 18564, 21138, 22764, 24661, 24752, 27642, 28184, 30352, 32249, 36856, 37128, 42276, 45528, 49322, 55284, 56368, 59891, 64498, 73712, 73983, 74256, 84552, 91056, 96747, 98644, 110568, 119782, 128996, 147966, 169104, 179673, 193494, 197288, 221136, 239564, 257992, 295932, 359346, 386988, 394576, 419237, 479128, 515984, 591864, 718692, 773976, 838474, 958256, 1183728, 1257711, 1437384, 1547952, 1676948, 2515422, 2874768, 3353896, 5030844, 6707792, 10061688, 20123376]

約数ペア:

[(1, 20123376), (2, 10061688), (3, 6707792), (4, 5030844), (6, 3353896), (7, 2874768), (8, 2515422), (12, 1676948), (13, 1547952), (14, 1437384), (16, 1257711), (17, 1183728), (21, 958256), (24, 838474), (26, 773976), (28, 718692), (34, 591864), (39, 515984), (42, 479128), (48, 419237), (51, 394576), (52, 386988), (56, 359346), (68, 295932), (78, 257992), (84, 239564), (91, 221136), (102, 197288), (104, 193494), (112, 179673), (119, 169104), (136, 147966), (156, 128996), (168, 119782), (182, 110568), (204, 98644), (208, 96747), (221, 91056), (238, 84552), (271, 74256), (272, 73983), (273, 73712), (312, 64498), (336, 59891), (357, 56368), (364, 55284), (408, 49322), (442, 45528), (476, 42276), (542, 37128), (546, 36856), (624, 32249), (663, 30352), (714, 28184), (728, 27642), (813, 24752), (816, 24661), (884, 22764), (952, 21138), (1084, 18564), (1092, 18428), (1326, 15176), (1428, 14092), (1456, 13821), (1547, 13008), (1626, 12376), (1768, 11382), (1897, 10608), (1904, 10569), (2168, 9282), (2184, 9214), (2652, 7588), (2856, 7046), (3094, 6504), (3252, 6188), (3523, 5712), (3536, 5691), (3794, 5304), (4336, 4641), (4368, 4607)]