19672276

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{29101}}^1$

素因数の和:29131

約数の個数: 18

約数和(自身を含む): 37279662

約数和(自身を除く): 17607386

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 29101, 58202, 116404, 378313, 756626, 1513252, 4918069, 9836138, 19672276]

約数ペア:

[(1, 19672276), (2, 9836138), (4, 4918069), (13, 1513252), (26, 756626), (52, 378313), (169, 116404), (338, 58202), (676, 29101)]