20831904

素因数分解:

$2^5\times 3^6\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:94

約数の個数: 168

約数和(自身を含む): 66104640

約数和(自身を除く): 45272736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 38, 47, 48, 54, 57, 72, 76, 81, 94, 96, 108, 114, 141, 144, 152, 162, 171, 188, 216, 228, 243, 282, 288, 304, 324, 342, 376, 423, 432, 456, 486, 513, 564, 608, 648, 684, 729, 752, 846, 864, 893, 912, 972, 1026, 1128, 1269, 1296, 1368, 1458, 1504, 1539, 1692, 1786, 1824, 1944, 2052, 2256, 2538, 2592, 2679, 2736, 2916, 3078, 3384, 3572, 3807, 3888, 4104, 4512, 4617, 5076, 5358, 5472, 5832, 6156, 6768, 7144, 7614, 7776, 8037, 8208, 9234, 10152, 10716, 11421, 11664, 12312, 13536, 13851, 14288, 15228, 16074, 16416, 18468, 20304, 21432, 22842, 23328, 24111, 24624, 27702, 28576, 30456, 32148, 34263, 36936, 40608, 42864, 45684, 48222, 49248, 55404, 60912, 64296, 68526, 72333, 73872, 85728, 91368, 96444, 110808, 121824, 128592, 137052, 144666, 147744, 182736, 192888, 216999, 221616, 257184, 274104, 289332, 365472, 385776, 433998, 443232, 548208, 578664, 650997, 771552, 867996, 1096416, 1157328, 1301994, 1735992, 2314656, 2603988, 3471984, 5207976, 6943968, 10415952, 20831904]

約数ペア:

[(1, 20831904), (2, 10415952), (3, 6943968), (4, 5207976), (6, 3471984), (8, 2603988), (9, 2314656), (12, 1735992), (16, 1301994), (18, 1157328), (19, 1096416), (24, 867996), (27, 771552), (32, 650997), (36, 578664), (38, 548208), (47, 443232), (48, 433998), (54, 385776), (57, 365472), (72, 289332), (76, 274104), (81, 257184), (94, 221616), (96, 216999), (108, 192888), (114, 182736), (141, 147744), (144, 144666), (152, 137052), (162, 128592), (171, 121824), (188, 110808), (216, 96444), (228, 91368), (243, 85728), (282, 73872), (288, 72333), (304, 68526), (324, 64296), (342, 60912), (376, 55404), (423, 49248), (432, 48222), (456, 45684), (486, 42864), (513, 40608), (564, 36936), (608, 34263), (648, 32148), (684, 30456), (729, 28576), (752, 27702), (846, 24624), (864, 24111), (893, 23328), (912, 22842), (972, 21432), (1026, 20304), (1128, 18468), (1269, 16416), (1296, 16074), (1368, 15228), (1458, 14288), (1504, 13851), (1539, 13536), (1692, 12312), (1786, 11664), (1824, 11421), (1944, 10716), (2052, 10152), (2256, 9234), (2538, 8208), (2592, 8037), (2679, 7776), (2736, 7614), (2916, 7144), (3078, 6768), (3384, 6156), (3572, 5832), (3807, 5472), (3888, 5358), (4104, 5076), (4512, 4617)]