51877790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1993}}^1$

素因数の和:2156

約数の個数: 32

約数和(自身を含む): 99061920

約数和(自身を除く): 47184130

約数列:

[1, 2, 5, 10, 19, 38, 95, 137, 190, 274, 685, 1370, 1993, 2603, 3986, 5206, 9965, 13015, 19930, 26030, 37867, 75734, 189335, 273041, 378670, 546082, 1365205, 2730410, 5187779, 10375558, 25938895, 51877790]

約数ペア:

[(1, 51877790), (2, 25938895), (5, 10375558), (10, 5187779), (19, 2730410), (38, 1365205), (95, 546082), (137, 378670), (190, 273041), (274, 189335), (685, 75734), (1370, 37867), (1993, 26030), (2603, 19930), (3986, 13015), (5206, 9965)]