20217535209

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{4903}}^1\times {\mathrm{26951}}^1$

素因数の和:31877

約数の個数: 24

約数和(自身を含む): 30928390272

約数和(自身を除く): 10710855063

約数列:

[1, 3, 9, 17, 51, 153, 4903, 14709, 26951, 44127, 80853, 83351, 242559, 250053, 458167, 750159, 1374501, 4123503, 132140753, 396422259, 1189266777, 2246392801, 6739178403, 20217535209]

約数ペア:

[(1, 20217535209), (3, 6739178403), (9, 2246392801), (17, 1189266777), (51, 396422259), (153, 132140753), (4903, 4123503), (14709, 1374501), (26951, 750159), (44127, 458167), (80853, 250053), (83351, 242559)]