19640192

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:104

約数の個数: 128

約数和(自身を含む): 48837600

約数和(自身を除く): 29197408

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 29, 32, 37, 44, 52, 58, 64, 74, 88, 104, 116, 128, 143, 148, 176, 208, 232, 286, 296, 319, 352, 377, 407, 416, 464, 481, 572, 592, 638, 704, 754, 814, 832, 928, 962, 1073, 1144, 1184, 1276, 1408, 1508, 1628, 1664, 1856, 1924, 2146, 2288, 2368, 2552, 3016, 3256, 3712, 3848, 4147, 4292, 4576, 4736, 5104, 5291, 6032, 6512, 7696, 8294, 8584, 9152, 10208, 10582, 11803, 12064, 13024, 13949, 15392, 16588, 17168, 18304, 20416, 21164, 23606, 24128, 26048, 27898, 30784, 33176, 34336, 40832, 42328, 47212, 48256, 52096, 55796, 61568, 66352, 68672, 84656, 94424, 111592, 132704, 137344, 153439, 169312, 188848, 223184, 265408, 306878, 338624, 377696, 446368, 530816, 613756, 677248, 755392, 892736, 1227512, 1510784, 1785472, 2455024, 4910048, 9820096, 19640192]

約数ペア:

[(1, 19640192), (2, 9820096), (4, 4910048), (8, 2455024), (11, 1785472), (13, 1510784), (16, 1227512), (22, 892736), (26, 755392), (29, 677248), (32, 613756), (37, 530816), (44, 446368), (52, 377696), (58, 338624), (64, 306878), (74, 265408), (88, 223184), (104, 188848), (116, 169312), (128, 153439), (143, 137344), (148, 132704), (176, 111592), (208, 94424), (232, 84656), (286, 68672), (296, 66352), (319, 61568), (352, 55796), (377, 52096), (407, 48256), (416, 47212), (464, 42328), (481, 40832), (572, 34336), (592, 33176), (638, 30784), (704, 27898), (754, 26048), (814, 24128), (832, 23606), (928, 21164), (962, 20416), (1073, 18304), (1144, 17168), (1184, 16588), (1276, 15392), (1408, 13949), (1508, 13024), (1628, 12064), (1664, 11803), (1856, 10582), (1924, 10208), (2146, 9152), (2288, 8584), (2368, 8294), (2552, 7696), (3016, 6512), (3256, 6032), (3712, 5291), (3848, 5104), (4147, 4736), (4292, 4576)]