20838448

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{42013}}^1$

素因数の和:42052

約数の個数: 20

約数和(自身を含む): 41677888

約数和(自身を除く): 20839440

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 42013, 84026, 168052, 336104, 672208, 1302403, 2604806, 5209612, 10419224, 20838448]

約数ペア:

[(1, 20838448), (2, 10419224), (4, 5209612), (8, 2604806), (16, 1302403), (31, 672208), (62, 336104), (124, 168052), (248, 84026), (496, 42013)]