19405008

素因数分解:

$2^4\times 3^5\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 240

約数和(自身を含む): 69328896

約数和(自身を除く): 49923888

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 31, 36, 42, 46, 48, 54, 56, 62, 63, 69, 72, 81, 84, 92, 93, 108, 112, 124, 126, 138, 144, 161, 162, 168, 184, 186, 189, 207, 216, 217, 243, 248, 252, 276, 279, 322, 324, 336, 368, 372, 378, 414, 432, 434, 483, 486, 496, 504, 552, 558, 567, 621, 644, 648, 651, 713, 744, 756, 828, 837, 868, 966, 972, 1008, 1104, 1116, 1134, 1242, 1288, 1296, 1302, 1426, 1449, 1488, 1512, 1656, 1674, 1701, 1736, 1863, 1932, 1944, 1953, 2139, 2232, 2268, 2484, 2511, 2576, 2604, 2852, 2898, 3024, 3312, 3348, 3402, 3472, 3726, 3864, 3888, 3906, 4278, 4347, 4464, 4536, 4968, 4991, 5022, 5208, 5589, 5704, 5796, 5859, 6417, 6696, 6804, 7452, 7533, 7728, 7812, 8556, 8694, 9072, 9936, 9982, 10044, 10416, 11178, 11408, 11592, 11718, 12834, 13041, 13392, 13608, 14904, 14973, 15066, 15624, 17112, 17388, 17577, 19251, 19964, 20088, 22356, 23184, 23436, 25668, 26082, 27216, 29808, 29946, 30132, 31248, 34224, 34776, 35154, 38502, 39123, 39928, 40176, 44712, 44919, 46872, 51336, 52164, 52731, 57753, 59892, 60264, 69552, 70308, 77004, 78246, 79856, 89424, 89838, 93744, 102672, 104328, 105462, 115506, 119784, 120528, 134757, 140616, 154008, 156492, 173259, 179676, 208656, 210924, 231012, 239568, 269514, 281232, 308016, 312984, 346518, 359352, 404271, 421848, 462024, 539028, 625968, 693036, 718704, 808542, 843696, 924048, 1078056, 1212813, 1386072, 1617084, 2156112, 2425626, 2772144, 3234168, 4851252, 6468336, 9702504, 19405008]

約数ペア:

[(1, 19405008), (2, 9702504), (3, 6468336), (4, 4851252), (6, 3234168), (7, 2772144), (8, 2425626), (9, 2156112), (12, 1617084), (14, 1386072), (16, 1212813), (18, 1078056), (21, 924048), (23, 843696), (24, 808542), (27, 718704), (28, 693036), (31, 625968), (36, 539028), (42, 462024), (46, 421848), (48, 404271), (54, 359352), (56, 346518), (62, 312984), (63, 308016), (69, 281232), (72, 269514), (81, 239568), (84, 231012), (92, 210924), (93, 208656), (108, 179676), (112, 173259), (124, 156492), (126, 154008), (138, 140616), (144, 134757), (161, 120528), (162, 119784), (168, 115506), (184, 105462), (186, 104328), (189, 102672), (207, 93744), (216, 89838), (217, 89424), (243, 79856), (248, 78246), (252, 77004), (276, 70308), (279, 69552), (322, 60264), (324, 59892), (336, 57753), (368, 52731), (372, 52164), (378, 51336), (414, 46872), (432, 44919), (434, 44712), (483, 40176), (486, 39928), (496, 39123), (504, 38502), (552, 35154), (558, 34776), (567, 34224), (621, 31248), (644, 30132), (648, 29946), (651, 29808), (713, 27216), (744, 26082), (756, 25668), (828, 23436), (837, 23184), (868, 22356), (966, 20088), (972, 19964), (1008, 19251), (1104, 17577), (1116, 17388), (1134, 17112), (1242, 15624), (1288, 15066), (1296, 14973), (1302, 14904), (1426, 13608), (1449, 13392), (1488, 13041), (1512, 12834), (1656, 11718), (1674, 11592), (1701, 11408), (1736, 11178), (1863, 10416), (1932, 10044), (1944, 9982), (1953, 9936), (2139, 9072), (2232, 8694), (2268, 8556), (2484, 7812), (2511, 7728), (2576, 7533), (2604, 7452), (2852, 6804), (2898, 6696), (3024, 6417), (3312, 5859), (3348, 5796), (3402, 5704), (3472, 5589), (3726, 5208), (3864, 5022), (3888, 4991), (3906, 4968), (4278, 4536), (4347, 4464)]