20147883236

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{773}}^1\times {\mathrm{38557}}^1$

素因数の和:39360

約数の個数: 36

約数和(自身を含む): 38230025652

約数和(自身を除く): 18082142416

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 773, 1546, 3092, 10049, 20098, 38557, 40196, 77114, 130637, 154228, 261274, 501241, 522548, 1002482, 2004964, 6516133, 13032266, 26064532, 29804561, 59609122, 119218244, 387459293, 774918586, 1549837172, 5036970809, 10073941618, 20147883236]

約数ペア:

[(1, 20147883236), (2, 10073941618), (4, 5036970809), (13, 1549837172), (26, 774918586), (52, 387459293), (169, 119218244), (338, 59609122), (676, 29804561), (773, 26064532), (1546, 13032266), (3092, 6516133), (10049, 2004964), (20098, 1002482), (38557, 522548), (40196, 501241), (77114, 261274), (130637, 154228)]