19985689584

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{91369}}^1$

素因数の和:91428

約数の個数: 180

約数和(自身を含む): 67163528640

約数和(自身を除く): 47177839056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 49, 56, 62, 63, 72, 84, 93, 98, 112, 124, 126, 144, 147, 168, 186, 196, 217, 248, 252, 279, 294, 336, 372, 392, 434, 441, 496, 504, 558, 588, 651, 744, 784, 868, 882, 1008, 1116, 1176, 1302, 1488, 1519, 1736, 1764, 1953, 2232, 2352, 2604, 3038, 3472, 3528, 3906, 4464, 4557, 5208, 6076, 7056, 7812, 9114, 10416, 12152, 13671, 15624, 18228, 24304, 27342, 31248, 36456, 54684, 72912, 91369, 109368, 182738, 218736, 274107, 365476, 548214, 639583, 730952, 822321, 1096428, 1279166, 1461904, 1644642, 1918749, 2192856, 2558332, 2832439, 3289284, 3837498, 4385712, 4477081, 5116664, 5664878, 5756247, 6578568, 7674996, 8497317, 8954162, 10233328, 11329756, 11512494, 13157136, 13431243, 15349992, 16994634, 17908324, 19827073, 22659512, 23024988, 25491951, 26862486, 30699984, 33989268, 35816648, 39654146, 40293729, 45319024, 46049976, 50983902, 53724972, 59481219, 67978536, 71633296, 79308292, 80587458, 92099952, 101967804, 107449944, 118962438, 135957072, 138789511, 158616584, 161174916, 178443657, 203935608, 214899888, 237924876, 277579022, 317233168, 322349832, 356887314, 407871216, 416368533, 475849752, 555158044, 644699664, 713774628, 832737066, 951699504, 1110316088, 1249105599, 1427549256, 1665474132, 2220632176, 2498211198, 2855098512, 3330948264, 4996422396, 6661896528, 9992844792, 19985689584]

約数ペア:

[(1, 19985689584), (2, 9992844792), (3, 6661896528), (4, 4996422396), (6, 3330948264), (7, 2855098512), (8, 2498211198), (9, 2220632176), (12, 1665474132), (14, 1427549256), (16, 1249105599), (18, 1110316088), (21, 951699504), (24, 832737066), (28, 713774628), (31, 644699664), (36, 555158044), (42, 475849752), (48, 416368533), (49, 407871216), (56, 356887314), (62, 322349832), (63, 317233168), (72, 277579022), (84, 237924876), (93, 214899888), (98, 203935608), (112, 178443657), (124, 161174916), (126, 158616584), (144, 138789511), (147, 135957072), (168, 118962438), (186, 107449944), (196, 101967804), (217, 92099952), (248, 80587458), (252, 79308292), (279, 71633296), (294, 67978536), (336, 59481219), (372, 53724972), (392, 50983902), (434, 46049976), (441, 45319024), (496, 40293729), (504, 39654146), (558, 35816648), (588, 33989268), (651, 30699984), (744, 26862486), (784, 25491951), (868, 23024988), (882, 22659512), (1008, 19827073), (1116, 17908324), (1176, 16994634), (1302, 15349992), (1488, 13431243), (1519, 13157136), (1736, 11512494), (1764, 11329756), (1953, 10233328), (2232, 8954162), (2352, 8497317), (2604, 7674996), (3038, 6578568), (3472, 5756247), (3528, 5664878), (3906, 5116664), (4464, 4477081), (4557, 4385712), (5208, 3837498), (6076, 3289284), (7056, 2832439), (7812, 2558332), (9114, 2192856), (10416, 1918749), (12152, 1644642), (13671, 1461904), (15624, 1279166), (18228, 1096428), (24304, 822321), (27342, 730952), (31248, 639583), (36456, 548214), (54684, 365476), (72912, 274107), (91369, 218736), (109368, 182738)]