2109400208

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{4252823}}^1$

素因数の和:4252862

約数の個数: 20

約数和(自身を含む): 4218801408

約数和(自身を除く): 2109401200

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 4252823, 8505646, 17011292, 34022584, 68045168, 131837513, 263675026, 527350052, 1054700104, 2109400208]

約数ペア:

[(1, 2109400208), (2, 1054700104), (4, 527350052), (8, 263675026), (16, 131837513), (31, 68045168), (62, 34022584), (124, 17011292), (248, 8505646), (496, 4252823)]