20127928

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{293}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 39231360

約数和(自身を除く): 19103432

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 277, 293, 554, 586, 1108, 1172, 2216, 2344, 8587, 9083, 17174, 18166, 34348, 36332, 68696, 72664, 81161, 162322, 324644, 649288, 2515991, 5031982, 10063964, 20127928]

約数ペア:

[(1, 20127928), (2, 10063964), (4, 5031982), (8, 2515991), (31, 649288), (62, 324644), (124, 162322), (248, 81161), (277, 72664), (293, 68696), (554, 36332), (586, 34348), (1108, 18166), (1172, 17174), (2216, 9083), (2344, 8587)]