19441084

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{28759}}^1$

素因数の和:28789

約数の個数: 18

約数和(自身を含む): 36841560

約数和(自身を除く): 17400476

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 28759, 57518, 115036, 373867, 747734, 1495468, 4860271, 9720542, 19441084]

約数ペア:

[(1, 19441084), (2, 9720542), (4, 4860271), (13, 1495468), (26, 747734), (52, 373867), (169, 115036), (338, 57518), (676, 28759)]