72161468

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{2203}}^1$

素因数の和:2657

約数の個数: 24

約数和(自身を含む): 133297920

約数和(自身を除く): 61136452

約数列:

[1, 2, 4, 19, 38, 76, 431, 862, 1724, 2203, 4406, 8189, 8812, 16378, 32756, 41857, 83714, 167428, 949493, 1898986, 3797972, 18040367, 36080734, 72161468]

約数ペア:

[(1, 72161468), (2, 36080734), (4, 18040367), (19, 3797972), (38, 1898986), (76, 949493), (431, 167428), (862, 83714), (1724, 41857), (2203, 32756), (4406, 16378), (8189, 8812)]