78563888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{377711}}^1$

素因数の和:377732

約数の個数: 20

約数和(自身を含む): 163927008

約数和(自身を除く): 85363120

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 377711, 755422, 1510844, 3021688, 4910243, 6043376, 9820486, 19640972, 39281944, 78563888]

約数ペア:

[(1, 78563888), (2, 39281944), (4, 19640972), (8, 9820486), (13, 6043376), (16, 4910243), (26, 3021688), (52, 1510844), (104, 755422), (208, 377711)]