12256556

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{18131}}^1$

素因数の和:18161

約数の個数: 18

約数和(自身を含む): 23227092

約数和(自身を除く): 10970536

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 18131, 36262, 72524, 235703, 471406, 942812, 3064139, 6128278, 12256556]

約数ペア:

[(1, 12256556), (2, 6128278), (4, 3064139), (13, 942812), (26, 471406), (52, 235703), (169, 72524), (338, 36262), (676, 18131)]