20173275928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{569}}^1\times {\mathrm{340903}}^1$

素因数の和:341491

約数の個数: 32

約数和(自身を含む): 40806208800

約数和(自身を除く): 20632932872

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 569, 1138, 2276, 4552, 7397, 14794, 29588, 59176, 340903, 681806, 1363612, 2727224, 4431739, 8863478, 17726956, 35453912, 193973807, 387947614, 775895228, 1551790456, 2521659491, 5043318982, 10086637964, 20173275928]

約数ペア:

[(1, 20173275928), (2, 10086637964), (4, 5043318982), (8, 2521659491), (13, 1551790456), (26, 775895228), (52, 387947614), (104, 193973807), (569, 35453912), (1138, 17726956), (2276, 8863478), (4552, 4431739), (7397, 2727224), (14794, 1363612), (29588, 681806), (59176, 340903)]