18972182528

素因数分解:

$2^{11}\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:374

約数の個数: 192

約数和(自身を含む): 42737909760

約数和(自身を除く): 23765727232

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 127, 128, 181, 208, 248, 254, 256, 362, 403, 416, 496, 508, 512, 724, 806, 832, 992, 1016, 1024, 1448, 1612, 1651, 1664, 1984, 2032, 2048, 2353, 2896, 3224, 3302, 3328, 3937, 3968, 4064, 4706, 5611, 5792, 6448, 6604, 6656, 7874, 7936, 8128, 9412, 11222, 11584, 12896, 13208, 13312, 15748, 15872, 16256, 18824, 22444, 22987, 23168, 25792, 26416, 26624, 31496, 31744, 32512, 37648, 44888, 45974, 46336, 51181, 51584, 52832, 62992, 63488, 65024, 72943, 75296, 89776, 91948, 92672, 102362, 103168, 105664, 125984, 130048, 145886, 150592, 179552, 183896, 185344, 204724, 206336, 211328, 251968, 260096, 291772, 298831, 301184, 359104, 367792, 370688, 409448, 412672, 422656, 503936, 583544, 597662, 602368, 712597, 718208, 735584, 818896, 825344, 845312, 1007872, 1167088, 1195324, 1204736, 1425194, 1436416, 1471168, 1637792, 1690624, 2015744, 2334176, 2390648, 2409472, 2850388, 2872832, 2942336, 3275584, 3381248, 4031488, 4668352, 4781296, 4818944, 5700776, 5745664, 5884672, 6551168, 8062976, 9263761, 9336704, 9562592, 11401552, 11491328, 11769344, 13102336, 18527522, 18673408, 19125184, 22803104, 23538688, 26204672, 37055044, 37346816, 38250368, 45606208, 47077376, 52409344, 74110088, 74693632, 76500736, 91212416, 104818688, 148220176, 149387264, 153001472, 182424832, 296440352, 306002944, 364849664, 592880704, 612005888, 729699328, 1185761408, 1459398656, 2371522816, 4743045632, 9486091264, 18972182528]

約数ペア:

[(1, 18972182528), (2, 9486091264), (4, 4743045632), (8, 2371522816), (13, 1459398656), (16, 1185761408), (26, 729699328), (31, 612005888), (32, 592880704), (52, 364849664), (62, 306002944), (64, 296440352), (104, 182424832), (124, 153001472), (127, 149387264), (128, 148220176), (181, 104818688), (208, 91212416), (248, 76500736), (254, 74693632), (256, 74110088), (362, 52409344), (403, 47077376), (416, 45606208), (496, 38250368), (508, 37346816), (512, 37055044), (724, 26204672), (806, 23538688), (832, 22803104), (992, 19125184), (1016, 18673408), (1024, 18527522), (1448, 13102336), (1612, 11769344), (1651, 11491328), (1664, 11401552), (1984, 9562592), (2032, 9336704), (2048, 9263761), (2353, 8062976), (2896, 6551168), (3224, 5884672), (3302, 5745664), (3328, 5700776), (3937, 4818944), (3968, 4781296), (4064, 4668352), (4706, 4031488), (5611, 3381248), (5792, 3275584), (6448, 2942336), (6604, 2872832), (6656, 2850388), (7874, 2409472), (7936, 2390648), (8128, 2334176), (9412, 2015744), (11222, 1690624), (11584, 1637792), (12896, 1471168), (13208, 1436416), (13312, 1425194), (15748, 1204736), (15872, 1195324), (16256, 1167088), (18824, 1007872), (22444, 845312), (22987, 825344), (23168, 818896), (25792, 735584), (26416, 718208), (26624, 712597), (31496, 602368), (31744, 597662), (32512, 583544), (37648, 503936), (44888, 422656), (45974, 412672), (46336, 409448), (51181, 370688), (51584, 367792), (52832, 359104), (62992, 301184), (63488, 298831), (65024, 291772), (72943, 260096), (75296, 251968), (89776, 211328), (91948, 206336), (92672, 204724), (102362, 185344), (103168, 183896), (105664, 179552), (125984, 150592), (130048, 145886)]