19407208

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{127679}}^1$

素因数の和:127704

約数の個数: 16

約数和(自身を含む): 38304000

約数和(自身を除く): 18896792

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 127679, 255358, 510716, 1021432, 2425901, 4851802, 9703604, 19407208]

約数ペア:

[(1, 19407208), (2, 9703604), (4, 4851802), (8, 2425901), (19, 1021432), (38, 510716), (76, 255358), (152, 127679)]