19887832

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{130841}}^1$

素因数の和:130866

約数の個数: 16

約数和(自身を含む): 39252600

約数和(自身を除く): 19364768

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 130841, 261682, 523364, 1046728, 2485979, 4971958, 9943916, 19887832]

約数ペア:

[(1, 19887832), (2, 9943916), (4, 4971958), (8, 2485979), (19, 1046728), (38, 523364), (76, 261682), (152, 130841)]