289584016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{22153}}^1$

素因数の和:22223

約数の個数: 40

約数和(自身を含む): 604361120

約数和(自身を除く): 314777104

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1634, 3268, 6536, 13072, 22153, 44306, 88612, 177224, 354448, 420907, 841814, 952579, 1683628, 1905158, 3367256, 3810316, 6734512, 7620632, 15241264, 18099001, 36198002, 72396004, 144792008, 289584016]

約数ペア:

[(1, 289584016), (2, 144792008), (4, 72396004), (8, 36198002), (16, 18099001), (19, 15241264), (38, 7620632), (43, 6734512), (76, 3810316), (86, 3367256), (152, 1905158), (172, 1683628), (304, 952579), (344, 841814), (688, 420907), (817, 354448), (1634, 177224), (3268, 88612), (6536, 44306), (13072, 22153)]