51681776

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{38917}}^1$

素因数の和:39008

約数の個数: 20

約数和(自身を含む): 101342472

約数和(自身を除く): 49660696

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 38917, 77834, 155668, 311336, 622672, 3230111, 6460222, 12920444, 25840888, 51681776]

約数ペア:

[(1, 51681776), (2, 25840888), (4, 12920444), (8, 6460222), (16, 3230111), (83, 622672), (166, 311336), (332, 155668), (664, 77834), (1328, 38917)]