19161717768

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{6271}}^1$

素因数の和:6388

約数の個数: 144

約数和(自身を含む): 55066152960

約数和(自身を除く): 35904435192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 37, 62, 72, 74, 93, 111, 124, 148, 186, 222, 248, 279, 296, 333, 372, 444, 558, 666, 744, 888, 1116, 1147, 1332, 1369, 2232, 2294, 2664, 2738, 3441, 4107, 4588, 5476, 6271, 6882, 8214, 9176, 10323, 10952, 12321, 12542, 13764, 16428, 18813, 20646, 24642, 25084, 27528, 32856, 37626, 41292, 42439, 49284, 50168, 56439, 75252, 82584, 84878, 98568, 112878, 127317, 150504, 169756, 194401, 225756, 232027, 254634, 339512, 381951, 388802, 451512, 464054, 509268, 583203, 696081, 763902, 777604, 928108, 1018536, 1166406, 1392162, 1527804, 1555208, 1749609, 1856216, 2088243, 2332812, 2784324, 3055608, 3499218, 4176486, 4665624, 5568648, 6998436, 7192837, 8352972, 8584999, 13996872, 14385674, 16705944, 17169998, 21578511, 25754997, 28771348, 34339996, 43157022, 51509994, 57542696, 64735533, 68679992, 77264991, 86314044, 103019988, 129471066, 154529982, 172628088, 206039976, 258942132, 266134969, 309059964, 517884264, 532269938, 618119928, 798404907, 1064539876, 1596809814, 2129079752, 2395214721, 3193619628, 4790429442, 6387239256, 9580858884, 19161717768]

約数ペア:

[(1, 19161717768), (2, 9580858884), (3, 6387239256), (4, 4790429442), (6, 3193619628), (8, 2395214721), (9, 2129079752), (12, 1596809814), (18, 1064539876), (24, 798404907), (31, 618119928), (36, 532269938), (37, 517884264), (62, 309059964), (72, 266134969), (74, 258942132), (93, 206039976), (111, 172628088), (124, 154529982), (148, 129471066), (186, 103019988), (222, 86314044), (248, 77264991), (279, 68679992), (296, 64735533), (333, 57542696), (372, 51509994), (444, 43157022), (558, 34339996), (666, 28771348), (744, 25754997), (888, 21578511), (1116, 17169998), (1147, 16705944), (1332, 14385674), (1369, 13996872), (2232, 8584999), (2294, 8352972), (2664, 7192837), (2738, 6998436), (3441, 5568648), (4107, 4665624), (4588, 4176486), (5476, 3499218), (6271, 3055608), (6882, 2784324), (8214, 2332812), (9176, 2088243), (10323, 1856216), (10952, 1749609), (12321, 1555208), (12542, 1527804), (13764, 1392162), (16428, 1166406), (18813, 1018536), (20646, 928108), (24642, 777604), (25084, 763902), (27528, 696081), (32856, 583203), (37626, 509268), (41292, 464054), (42439, 451512), (49284, 388802), (50168, 381951), (56439, 339512), (75252, 254634), (82584, 232027), (84878, 225756), (98568, 194401), (112878, 169756), (127317, 150504)]