20276928

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:179

約数の個数: 168

約数和(自身を含む): 68470272

約数和(自身を除く): 48193344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 47, 48, 56, 63, 64, 72, 84, 94, 96, 107, 112, 126, 141, 144, 168, 188, 192, 214, 224, 252, 282, 288, 321, 329, 336, 376, 423, 428, 448, 504, 564, 576, 642, 658, 672, 749, 752, 846, 856, 963, 987, 1008, 1128, 1284, 1316, 1344, 1498, 1504, 1692, 1712, 1926, 1974, 2016, 2247, 2256, 2568, 2632, 2961, 2996, 3008, 3384, 3424, 3852, 3948, 4032, 4494, 4512, 5029, 5136, 5264, 5922, 5992, 6741, 6768, 6848, 7704, 7896, 8988, 9024, 10058, 10272, 10528, 11844, 11984, 13482, 13536, 15087, 15408, 15792, 17976, 20116, 20544, 21056, 23688, 23968, 26964, 27072, 30174, 30816, 31584, 35203, 35952, 40232, 45261, 47376, 47936, 53928, 60348, 61632, 63168, 70406, 71904, 80464, 90522, 94752, 105609, 107856, 120696, 140812, 143808, 160928, 181044, 189504, 211218, 215712, 241392, 281624, 316827, 321856, 362088, 422436, 431424, 482784, 563248, 633654, 724176, 844872, 965568, 1126496, 1267308, 1448352, 1689744, 2252992, 2534616, 2896704, 3379488, 5069232, 6758976, 10138464, 20276928]

約数ペア:

[(1, 20276928), (2, 10138464), (3, 6758976), (4, 5069232), (6, 3379488), (7, 2896704), (8, 2534616), (9, 2252992), (12, 1689744), (14, 1448352), (16, 1267308), (18, 1126496), (21, 965568), (24, 844872), (28, 724176), (32, 633654), (36, 563248), (42, 482784), (47, 431424), (48, 422436), (56, 362088), (63, 321856), (64, 316827), (72, 281624), (84, 241392), (94, 215712), (96, 211218), (107, 189504), (112, 181044), (126, 160928), (141, 143808), (144, 140812), (168, 120696), (188, 107856), (192, 105609), (214, 94752), (224, 90522), (252, 80464), (282, 71904), (288, 70406), (321, 63168), (329, 61632), (336, 60348), (376, 53928), (423, 47936), (428, 47376), (448, 45261), (504, 40232), (564, 35952), (576, 35203), (642, 31584), (658, 30816), (672, 30174), (749, 27072), (752, 26964), (846, 23968), (856, 23688), (963, 21056), (987, 20544), (1008, 20116), (1128, 17976), (1284, 15792), (1316, 15408), (1344, 15087), (1498, 13536), (1504, 13482), (1692, 11984), (1712, 11844), (1926, 10528), (1974, 10272), (2016, 10058), (2247, 9024), (2256, 8988), (2568, 7896), (2632, 7704), (2961, 6848), (2996, 6768), (3008, 6741), (3384, 5992), (3424, 5922), (3852, 5264), (3948, 5136), (4032, 5029), (4494, 4512)]