20178280448

素因数分解:

$2^{13}\times {\mathrm{43}}^1\times {\mathrm{57283}}^1$

素因数の和:57352

約数の個数: 56

約数和(自身を含む): 41293285968

約数和(自身を除く): 21115005520

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 128, 172, 256, 344, 512, 688, 1024, 1376, 2048, 2752, 4096, 5504, 8192, 11008, 22016, 44032, 57283, 88064, 114566, 176128, 229132, 352256, 458264, 916528, 1833056, 2463169, 3666112, 4926338, 7332224, 9852676, 14664448, 19705352, 29328896, 39410704, 58657792, 78821408, 117315584, 157642816, 234631168, 315285632, 469262336, 630571264, 1261142528, 2522285056, 5044570112, 10089140224, 20178280448]

約数ペア:

[(1, 20178280448), (2, 10089140224), (4, 5044570112), (8, 2522285056), (16, 1261142528), (32, 630571264), (43, 469262336), (64, 315285632), (86, 234631168), (128, 157642816), (172, 117315584), (256, 78821408), (344, 58657792), (512, 39410704), (688, 29328896), (1024, 19705352), (1376, 14664448), (2048, 9852676), (2752, 7332224), (4096, 4926338), (5504, 3666112), (8192, 2463169), (11008, 1833056), (22016, 916528), (44032, 458264), (57283, 352256), (88064, 229132), (114566, 176128)]