12731888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61211}}^1$

素因数の和:61232

約数の個数: 20

約数和(自身を含む): 26566008

約数和(自身を除く): 13834120

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 61211, 122422, 244844, 489688, 795743, 979376, 1591486, 3182972, 6365944, 12731888]

約数ペア:

[(1, 12731888), (2, 6365944), (4, 3182972), (8, 1591486), (13, 979376), (16, 795743), (26, 489688), (52, 244844), (104, 122422), (208, 61211)]