20356216

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{68771}}^1$

素因数の和:68814

約数の個数: 16

約数和(自身を含む): 39200040

約数和(自身を除く): 18843824

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 68771, 137542, 275084, 550168, 2544527, 5089054, 10178108, 20356216]

約数ペア:

[(1, 20356216), (2, 10178108), (4, 5089054), (8, 2544527), (37, 550168), (74, 275084), (148, 137542), (296, 68771)]