266208176

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1279847}}^1$

素因数の和:1279868

約数の個数: 20

約数和(自身を含む): 555454032

約数和(自身を除く): 289245856

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1279847, 2559694, 5119388, 10238776, 16638011, 20477552, 33276022, 66552044, 133104088, 266208176]

約数ペア:

[(1, 266208176), (2, 133104088), (4, 66552044), (8, 33276022), (13, 20477552), (16, 16638011), (26, 10238776), (52, 5119388), (104, 2559694), (208, 1279847)]