71423888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{234947}}^1$

素因数の和:234974

約数の個数: 20

約数和(自身を含む): 145667760

約数和(自身を除く): 74243872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 234947, 469894, 939788, 1879576, 3759152, 4463993, 8927986, 17855972, 35711944, 71423888]

約数ペア:

[(1, 71423888), (2, 35711944), (4, 17855972), (8, 8927986), (16, 4463993), (19, 3759152), (38, 1879576), (76, 939788), (152, 469894), (304, 234947)]