2013019790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2687}}^1\times {\mathrm{3943}}^1$

素因数の和:6656

約数の個数: 32

約数和(自身を含む): 3816529920

約数和(自身を除く): 1803510130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 2687, 3943, 5374, 7886, 13435, 19715, 26870, 39430, 51053, 74917, 102106, 149834, 255265, 374585, 510530, 749170, 10594841, 21189682, 52974205, 105948410, 201301979, 402603958, 1006509895, 2013019790]

約数ペア:

[(1, 2013019790), (2, 1006509895), (5, 402603958), (10, 201301979), (19, 105948410), (38, 52974205), (95, 21189682), (190, 10594841), (2687, 749170), (3943, 510530), (5374, 374585), (7886, 255265), (13435, 149834), (19715, 102106), (26870, 74917), (39430, 51053)]