20518313761

素因数分解:

${\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{19597}}^1$

素因数の和:20145

約数の個数: 24

約数和(自身を含む): 23927982120

約数和(自身を除く): 3409668359

約数列:

[1, 11, 17, 121, 187, 509, 2057, 5599, 8653, 19597, 61589, 95183, 215567, 333149, 1047013, 2371237, 3664639, 9974873, 40311029, 109723603, 169572841, 1206959633, 1865301251, 20518313761]

約数ペア:

[(1, 20518313761), (11, 1865301251), (17, 1206959633), (121, 169572841), (187, 109723603), (509, 40311029), (2057, 9974873), (5599, 3664639), (8653, 2371237), (19597, 1047013), (61589, 333149), (95183, 215567)]