67243888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{221197}}^1$

素因数の和:221224

約数の個数: 20

約数和(自身を含む): 137142760

約数和(自身を除く): 69898872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 221197, 442394, 884788, 1769576, 3539152, 4202743, 8405486, 16810972, 33621944, 67243888]

約数ペア:

[(1, 67243888), (2, 33621944), (4, 16810972), (8, 8405486), (16, 4202743), (19, 3539152), (38, 1769576), (76, 884788), (152, 442394), (304, 221197)]