20321796748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{433}}^1\times {\mathrm{36781}}^1$

素因数の和:37258

約数の個数: 48

約数和(自身を含む): 40227737760

約数和(自身を除く): 19905941012

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 116, 319, 433, 638, 866, 1276, 1732, 4763, 9526, 12557, 19052, 25114, 36781, 50228, 73562, 138127, 147124, 276254, 404591, 552508, 809182, 1066649, 1618364, 2133298, 4266596, 11733139, 15926173, 23466278, 31852346, 46932556, 63704692, 175187903, 350375806, 461859017, 700751612, 923718034, 1847436068, 5080449187, 10160898374, 20321796748]

約数ペア:

[(1, 20321796748), (2, 10160898374), (4, 5080449187), (11, 1847436068), (22, 923718034), (29, 700751612), (44, 461859017), (58, 350375806), (116, 175187903), (319, 63704692), (433, 46932556), (638, 31852346), (866, 23466278), (1276, 15926173), (1732, 11733139), (4763, 4266596), (9526, 2133298), (12557, 1618364), (19052, 1066649), (25114, 809182), (36781, 552508), (50228, 404591), (73562, 276254), (138127, 147124)]