20161240866

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{86159149}}^1$

素因数の和:86159170

約数の個数: 24

約数和(自身を含む): 47042895900

約数和(自身を除く): 26881655034

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 86159149, 172318298, 258477447, 516954894, 775432341, 1120068937, 1550864682, 2240137874, 3360206811, 6720413622, 10080620433, 20161240866]

約数ペア:

[(1, 20161240866), (2, 10080620433), (3, 6720413622), (6, 3360206811), (9, 2240137874), (13, 1550864682), (18, 1120068937), (26, 775432341), (39, 516954894), (78, 258477447), (117, 172318298), (234, 86159149)]