18785047682

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1\times {\mathrm{15451}}^1$

素因数の和:15774

約数の個数: 32

約数和(自身を含む): 29403796224

約数和(自身を除く): 10618748542

約数列:

[1, 2, 43, 67, 86, 134, 211, 422, 2881, 5762, 9073, 14137, 15451, 18146, 28274, 30902, 607891, 664393, 1035217, 1215782, 1328786, 2070434, 3260161, 6520322, 44514331, 89028662, 140186923, 218430787, 280373846, 436861574, 9392523841, 18785047682]

約数ペア:

[(1, 18785047682), (2, 9392523841), (43, 436861574), (67, 280373846), (86, 218430787), (134, 140186923), (211, 89028662), (422, 44514331), (2881, 6520322), (5762, 3260161), (9073, 2070434), (14137, 1328786), (15451, 1215782), (18146, 1035217), (28274, 664393), (30902, 607891)]