19758816

素因数分解:

$2^5\times 3^6\times 7^1\times {\mathrm{11}}^2$

素因数の和:57

約数の個数: 252

約数和(自身を含む): 73265976

約数和(自身を除く): 53507160

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 32, 33, 36, 42, 44, 48, 54, 56, 63, 66, 72, 77, 81, 84, 88, 96, 99, 108, 112, 121, 126, 132, 144, 154, 162, 168, 176, 189, 198, 216, 224, 231, 242, 243, 252, 264, 288, 297, 308, 324, 336, 352, 363, 378, 396, 432, 462, 484, 486, 504, 528, 567, 594, 616, 648, 672, 693, 726, 729, 756, 792, 847, 864, 891, 924, 968, 972, 1008, 1056, 1089, 1134, 1188, 1232, 1296, 1386, 1452, 1458, 1512, 1584, 1694, 1701, 1782, 1848, 1936, 1944, 2016, 2079, 2178, 2268, 2376, 2464, 2541, 2592, 2673, 2772, 2904, 2916, 3024, 3168, 3267, 3388, 3402, 3564, 3696, 3872, 3888, 4158, 4356, 4536, 4752, 5082, 5103, 5346, 5544, 5808, 5832, 6048, 6237, 6534, 6776, 6804, 7128, 7392, 7623, 7776, 8019, 8316, 8712, 9072, 9504, 9801, 10164, 10206, 10692, 11088, 11616, 11664, 12474, 13068, 13552, 13608, 14256, 15246, 16038, 16632, 17424, 18144, 18711, 19602, 20328, 20412, 21384, 22176, 22869, 23328, 24948, 26136, 27104, 27216, 28512, 29403, 30492, 32076, 33264, 34848, 37422, 39204, 40656, 40824, 42768, 45738, 49896, 52272, 54432, 56133, 58806, 60984, 64152, 66528, 68607, 74844, 78408, 81312, 81648, 85536, 88209, 91476, 99792, 104544, 112266, 117612, 121968, 128304, 137214, 149688, 156816, 163296, 176418, 182952, 199584, 205821, 224532, 235224, 243936, 256608, 274428, 299376, 313632, 352836, 365904, 411642, 449064, 470448, 548856, 598752, 617463, 705672, 731808, 823284, 898128, 940896, 1097712, 1234926, 1411344, 1646568, 1796256, 2195424, 2469852, 2822688, 3293136, 4939704, 6586272, 9879408, 19758816]

約数ペア:

[(1, 19758816), (2, 9879408), (3, 6586272), (4, 4939704), (6, 3293136), (7, 2822688), (8, 2469852), (9, 2195424), (11, 1796256), (12, 1646568), (14, 1411344), (16, 1234926), (18, 1097712), (21, 940896), (22, 898128), (24, 823284), (27, 731808), (28, 705672), (32, 617463), (33, 598752), (36, 548856), (42, 470448), (44, 449064), (48, 411642), (54, 365904), (56, 352836), (63, 313632), (66, 299376), (72, 274428), (77, 256608), (81, 243936), (84, 235224), (88, 224532), (96, 205821), (99, 199584), (108, 182952), (112, 176418), (121, 163296), (126, 156816), (132, 149688), (144, 137214), (154, 128304), (162, 121968), (168, 117612), (176, 112266), (189, 104544), (198, 99792), (216, 91476), (224, 88209), (231, 85536), (242, 81648), (243, 81312), (252, 78408), (264, 74844), (288, 68607), (297, 66528), (308, 64152), (324, 60984), (336, 58806), (352, 56133), (363, 54432), (378, 52272), (396, 49896), (432, 45738), (462, 42768), (484, 40824), (486, 40656), (504, 39204), (528, 37422), (567, 34848), (594, 33264), (616, 32076), (648, 30492), (672, 29403), (693, 28512), (726, 27216), (729, 27104), (756, 26136), (792, 24948), (847, 23328), (864, 22869), (891, 22176), (924, 21384), (968, 20412), (972, 20328), (1008, 19602), (1056, 18711), (1089, 18144), (1134, 17424), (1188, 16632), (1232, 16038), (1296, 15246), (1386, 14256), (1452, 13608), (1458, 13552), (1512, 13068), (1584, 12474), (1694, 11664), (1701, 11616), (1782, 11088), (1848, 10692), (1936, 10206), (1944, 10164), (2016, 9801), (2079, 9504), (2178, 9072), (2268, 8712), (2376, 8316), (2464, 8019), (2541, 7776), (2592, 7623), (2673, 7392), (2772, 7128), (2904, 6804), (2916, 6776), (3024, 6534), (3168, 6237), (3267, 6048), (3388, 5832), (3402, 5808), (3564, 5544), (3696, 5346), (3872, 5103), (3888, 5082), (4158, 4752), (4356, 4536)]