63443888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{208697}}^1$

素因数の和:208724

約数の個数: 20

約数和(自身を含む): 129392760

約数和(自身を除く): 65948872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 208697, 417394, 834788, 1669576, 3339152, 3965243, 7930486, 15860972, 31721944, 63443888]

約数ペア:

[(1, 63443888), (2, 31721944), (4, 15860972), (8, 7930486), (16, 3965243), (19, 3339152), (38, 1669576), (76, 834788), (152, 417394), (304, 208697)]