64894852

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{20773}}^1$

素因数の和:20859

約数の個数: 24

約数和(自身を含む): 125641152

約数和(自身を除く): 60746300

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 20773, 41546, 83092, 228503, 457006, 914012, 1474883, 2949766, 5899532, 16223713, 32447426, 64894852]

約数ペア:

[(1, 64894852), (2, 32447426), (4, 16223713), (11, 5899532), (22, 2949766), (44, 1474883), (71, 914012), (142, 457006), (284, 228503), (781, 83092), (1562, 41546), (3124, 20773)]