20172521744

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{6335591}}^1$

素因数の和:6335798

約数の個数: 20

約数和(自身を含む): 39280670400

約数和(自身を除く): 19108148656

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 6335591, 12671182, 25342364, 50684728, 101369456, 1260782609, 2521565218, 5043130436, 10086260872, 20172521744]

約数ペア:

[(1, 20172521744), (2, 10086260872), (4, 5043130436), (8, 2521565218), (16, 1260782609), (199, 101369456), (398, 50684728), (796, 25342364), (1592, 12671182), (3184, 6335591)]