19708416

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:91

約数の個数: 240

約数和(自身を含む): 71495424

約数和(自身を除く): 51787008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 32, 36, 39, 42, 47, 48, 52, 56, 63, 64, 72, 78, 84, 91, 94, 96, 104, 112, 117, 126, 128, 141, 144, 156, 168, 182, 188, 192, 208, 224, 234, 252, 256, 273, 282, 288, 312, 329, 336, 364, 376, 384, 416, 423, 448, 468, 504, 512, 546, 564, 576, 611, 624, 658, 672, 728, 752, 768, 819, 832, 846, 896, 936, 987, 1008, 1092, 1128, 1152, 1222, 1248, 1316, 1344, 1456, 1504, 1536, 1638, 1664, 1692, 1792, 1833, 1872, 1974, 2016, 2184, 2256, 2304, 2444, 2496, 2632, 2688, 2912, 2961, 3008, 3276, 3328, 3384, 3584, 3666, 3744, 3948, 4032, 4277, 4368, 4512, 4608, 4888, 4992, 5264, 5376, 5499, 5824, 5922, 6016, 6552, 6656, 6768, 7332, 7488, 7896, 8064, 8554, 8736, 9024, 9776, 9984, 10528, 10752, 10998, 11648, 11844, 12032, 12831, 13104, 13536, 14664, 14976, 15792, 16128, 17108, 17472, 18048, 19552, 19968, 21056, 21996, 23296, 23688, 24064, 25662, 26208, 27072, 29328, 29952, 31584, 32256, 34216, 34944, 36096, 38493, 39104, 42112, 43992, 46592, 47376, 51324, 52416, 54144, 58656, 59904, 63168, 68432, 69888, 72192, 76986, 78208, 84224, 87984, 94752, 102648, 104832, 108288, 117312, 126336, 136864, 139776, 153972, 156416, 168448, 175968, 189504, 205296, 209664, 216576, 234624, 252672, 273728, 307944, 312832, 351936, 379008, 410592, 419328, 469248, 505344, 547456, 615888, 703872, 758016, 821184, 938496, 1094912, 1231776, 1407744, 1516032, 1642368, 2189824, 2463552, 2815488, 3284736, 4927104, 6569472, 9854208, 19708416]

約数ペア:

[(1, 19708416), (2, 9854208), (3, 6569472), (4, 4927104), (6, 3284736), (7, 2815488), (8, 2463552), (9, 2189824), (12, 1642368), (13, 1516032), (14, 1407744), (16, 1231776), (18, 1094912), (21, 938496), (24, 821184), (26, 758016), (28, 703872), (32, 615888), (36, 547456), (39, 505344), (42, 469248), (47, 419328), (48, 410592), (52, 379008), (56, 351936), (63, 312832), (64, 307944), (72, 273728), (78, 252672), (84, 234624), (91, 216576), (94, 209664), (96, 205296), (104, 189504), (112, 175968), (117, 168448), (126, 156416), (128, 153972), (141, 139776), (144, 136864), (156, 126336), (168, 117312), (182, 108288), (188, 104832), (192, 102648), (208, 94752), (224, 87984), (234, 84224), (252, 78208), (256, 76986), (273, 72192), (282, 69888), (288, 68432), (312, 63168), (329, 59904), (336, 58656), (364, 54144), (376, 52416), (384, 51324), (416, 47376), (423, 46592), (448, 43992), (468, 42112), (504, 39104), (512, 38493), (546, 36096), (564, 34944), (576, 34216), (611, 32256), (624, 31584), (658, 29952), (672, 29328), (728, 27072), (752, 26208), (768, 25662), (819, 24064), (832, 23688), (846, 23296), (896, 21996), (936, 21056), (987, 19968), (1008, 19552), (1092, 18048), (1128, 17472), (1152, 17108), (1222, 16128), (1248, 15792), (1316, 14976), (1344, 14664), (1456, 13536), (1504, 13104), (1536, 12831), (1638, 12032), (1664, 11844), (1692, 11648), (1792, 10998), (1833, 10752), (1872, 10528), (1974, 9984), (2016, 9776), (2184, 9024), (2256, 8736), (2304, 8554), (2444, 8064), (2496, 7896), (2632, 7488), (2688, 7332), (2912, 6768), (2961, 6656), (3008, 6552), (3276, 6016), (3328, 5922), (3384, 5824), (3584, 5499), (3666, 5376), (3744, 5264), (3948, 4992), (4032, 4888), (4277, 4608), (4368, 4512)]