19443992

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{127921}}^1$

素因数の和:127946

約数の個数: 16

約数和(自身を含む): 38376600

約数和(自身を除く): 18932608

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 127921, 255842, 511684, 1023368, 2430499, 4860998, 9721996, 19443992]

約数ペア:

[(1, 19443992), (2, 9721996), (4, 4860998), (8, 2430499), (19, 1023368), (38, 511684), (76, 255842), (152, 127921)]