16725020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{64327}}^1$

素因数の和:64349

約数の個数: 24

約数和(自身を含む): 37824864

約数和(自身を除く): 21099844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 64327, 128654, 257308, 321635, 643270, 836251, 1286540, 1672502, 3345004, 4181255, 8362510, 16725020]

約数ペア:

[(1, 16725020), (2, 8362510), (4, 4181255), (5, 3345004), (10, 1672502), (13, 1286540), (20, 836251), (26, 643270), (52, 321635), (65, 257308), (130, 128654), (260, 64327)]