16919540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{76907}}^1$

素因数の和:76927

約数の個数: 24

約数和(自身を含む): 38761632

約数和(自身を除く): 21842092

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 76907, 153814, 307628, 384535, 769070, 845977, 1538140, 1691954, 3383908, 4229885, 8459770, 16919540]

約数ペア:

[(1, 16919540), (2, 8459770), (4, 4229885), (5, 3383908), (10, 1691954), (11, 1538140), (20, 845977), (22, 769070), (44, 384535), (55, 307628), (110, 153814), (220, 76907)]