20116987

素因数分解:

${\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{233}}^1$

素因数の和:458

約数の個数: 16

約数和(自身を含む): 22643712

約数和(自身を除く): 2526725

約数列:

[1, 11, 47, 167, 233, 517, 1837, 2563, 7849, 10951, 38911, 86339, 120461, 428021, 1828817, 20116987]

約数ペア:

[(1, 20116987), (11, 1828817), (47, 428021), (167, 120461), (233, 86339), (517, 38911), (1837, 10951), (2563, 7849)]