19929752

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{6091}}^1$

素因数の和:6506

約数の個数: 16

約数和(自身を含む): 37465800

約数和(自身を除く): 17536048

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 6091, 12182, 24364, 48728, 2491219, 4982438, 9964876, 19929752]

約数ペア:

[(1, 19929752), (2, 9964876), (4, 4982438), (8, 2491219), (409, 48728), (818, 24364), (1636, 12182), (3272, 6091)]