19888704

素因数分解:

$2^6\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 168

約数和(自身を含む): 64507872

約数和(自身を除く): 44619168

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 43, 44, 48, 64, 66, 72, 73, 86, 88, 96, 99, 129, 132, 144, 146, 172, 176, 192, 198, 219, 258, 264, 288, 292, 344, 352, 387, 396, 438, 473, 516, 528, 576, 584, 657, 688, 704, 774, 792, 803, 876, 946, 1032, 1056, 1168, 1314, 1376, 1419, 1548, 1584, 1606, 1752, 1892, 2064, 2112, 2336, 2409, 2628, 2752, 2838, 3096, 3139, 3168, 3212, 3504, 3784, 4128, 4257, 4672, 4818, 5256, 5676, 6192, 6278, 6336, 6424, 7008, 7227, 7568, 8256, 8514, 9417, 9636, 10512, 11352, 12384, 12556, 12848, 14016, 14454, 15136, 17028, 18834, 19272, 21024, 22704, 24768, 25112, 25696, 28251, 28908, 30272, 34056, 34529, 37668, 38544, 42048, 45408, 50224, 51392, 56502, 57816, 68112, 69058, 75336, 77088, 90816, 100448, 103587, 113004, 115632, 136224, 138116, 150672, 154176, 200896, 207174, 226008, 231264, 272448, 276232, 301344, 310761, 414348, 452016, 462528, 552464, 602688, 621522, 828696, 904032, 1104928, 1243044, 1657392, 1808064, 2209856, 2486088, 3314784, 4972176, 6629568, 9944352, 19888704]

約数ペア:

[(1, 19888704), (2, 9944352), (3, 6629568), (4, 4972176), (6, 3314784), (8, 2486088), (9, 2209856), (11, 1808064), (12, 1657392), (16, 1243044), (18, 1104928), (22, 904032), (24, 828696), (32, 621522), (33, 602688), (36, 552464), (43, 462528), (44, 452016), (48, 414348), (64, 310761), (66, 301344), (72, 276232), (73, 272448), (86, 231264), (88, 226008), (96, 207174), (99, 200896), (129, 154176), (132, 150672), (144, 138116), (146, 136224), (172, 115632), (176, 113004), (192, 103587), (198, 100448), (219, 90816), (258, 77088), (264, 75336), (288, 69058), (292, 68112), (344, 57816), (352, 56502), (387, 51392), (396, 50224), (438, 45408), (473, 42048), (516, 38544), (528, 37668), (576, 34529), (584, 34056), (657, 30272), (688, 28908), (704, 28251), (774, 25696), (792, 25112), (803, 24768), (876, 22704), (946, 21024), (1032, 19272), (1056, 18834), (1168, 17028), (1314, 15136), (1376, 14454), (1419, 14016), (1548, 12848), (1584, 12556), (1606, 12384), (1752, 11352), (1892, 10512), (2064, 9636), (2112, 9417), (2336, 8514), (2409, 8256), (2628, 7568), (2752, 7227), (2838, 7008), (3096, 6424), (3139, 6336), (3168, 6278), (3212, 6192), (3504, 5676), (3784, 5256), (4128, 4818), (4257, 4672)]