39999424

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{20161}}^1$

素因数の和:20204

約数の個数: 28

約数和(自身を含む): 81938368

約数和(自身を除く): 41938944

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 20161, 40322, 80644, 161288, 322576, 624991, 645152, 1249982, 1290304, 2499964, 4999928, 9999856, 19999712, 39999424]

約数ペア:

[(1, 39999424), (2, 19999712), (4, 9999856), (8, 4999928), (16, 2499964), (31, 1290304), (32, 1249982), (62, 645152), (64, 624991), (124, 322576), (248, 161288), (496, 80644), (992, 40322), (1984, 20161)]