138839384

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{913417}}^1$

素因数の和:913442

約数の個数: 16

約数和(自身を含む): 274025400

約数和(自身を除く): 135186016

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 913417, 1826834, 3653668, 7307336, 17354923, 34709846, 69419692, 138839384]

約数ペア:

[(1, 138839384), (2, 69419692), (4, 34709846), (8, 17354923), (19, 7307336), (38, 3653668), (76, 1826834), (152, 913417)]