20734852

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2503}}^1$

素因数の和:2635

約数の個数: 24

約数和(自身を含む): 38561600

約数和(自身を除く): 17826748

約数列:

[1, 2, 4, 19, 38, 76, 109, 218, 436, 2071, 2503, 4142, 5006, 8284, 10012, 47557, 95114, 190228, 272827, 545654, 1091308, 5183713, 10367426, 20734852]

約数ペア:

[(1, 20734852), (2, 10367426), (4, 5183713), (19, 1091308), (38, 545654), (76, 272827), (109, 190228), (218, 95114), (436, 47557), (2071, 10012), (2503, 8284), (4142, 5006)]