20037138121

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{1789}}^1$

素因数の和:2054

約数の個数: 64

約数和(自身を含む): 27483402240

約数和(自身を除く): 7446264119

約数列:

[1, 7, 11, 13, 67, 77, 91, 143, 167, 469, 737, 871, 1001, 1169, 1789, 1837, 2171, 5159, 6097, 9581, 11189, 12523, 12859, 15197, 19679, 23257, 23881, 67067, 78323, 119863, 123079, 137753, 145457, 162799, 167167, 255827, 298763, 839041, 861553, 1018199, 1318493, 1558219, 1600027, 1790789, 2091341, 3286393, 3883919, 9229451, 10907533, 11200189, 17140409, 20017121, 23004751, 27187433, 42723109, 119982863, 140119847, 220188331, 260222573, 299061763, 1541318317, 1821558011, 2862448303, 20037138121]

約数ペア:

[(1, 20037138121), (7, 2862448303), (11, 1821558011), (13, 1541318317), (67, 299061763), (77, 260222573), (91, 220188331), (143, 140119847), (167, 119982863), (469, 42723109), (737, 27187433), (871, 23004751), (1001, 20017121), (1169, 17140409), (1789, 11200189), (1837, 10907533), (2171, 9229451), (5159, 3883919), (6097, 3286393), (9581, 2091341), (11189, 1790789), (12523, 1600027), (12859, 1558219), (15197, 1318493), (19679, 1018199), (23257, 861553), (23881, 839041), (67067, 298763), (78323, 255827), (119863, 167167), (123079, 162799), (137753, 145457)]