26640736

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1019}}^1$

素因数の和:1091

約数の個数: 48

約数和(自身を含む): 56548800

約数和(自身を除く): 29908064

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 76, 86, 152, 172, 304, 344, 608, 688, 817, 1019, 1376, 1634, 2038, 3268, 4076, 6536, 8152, 13072, 16304, 19361, 26144, 32608, 38722, 43817, 77444, 87634, 154888, 175268, 309776, 350536, 619552, 701072, 832523, 1402144, 1665046, 3330092, 6660184, 13320368, 26640736]

約数ペア:

[(1, 26640736), (2, 13320368), (4, 6660184), (8, 3330092), (16, 1665046), (19, 1402144), (32, 832523), (38, 701072), (43, 619552), (76, 350536), (86, 309776), (152, 175268), (172, 154888), (304, 87634), (344, 77444), (608, 43817), (688, 38722), (817, 32608), (1019, 26144), (1376, 19361), (1634, 16304), (2038, 13072), (3268, 8152), (4076, 6536)]