1387403788

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{1069}}^1\times {\mathrm{17077}}^1$

素因数の和:18169

約数の個数: 24

約数和(自身を含む): 2558284400

約数和(自身を除く): 1170880612

約数列:

[1, 2, 4, 19, 38, 76, 1069, 2138, 4276, 17077, 20311, 34154, 40622, 68308, 81244, 324463, 648926, 1297852, 18255313, 36510626, 73021252, 346850947, 693701894, 1387403788]

約数ペア:

[(1, 1387403788), (2, 693701894), (4, 346850947), (19, 73021252), (38, 36510626), (76, 18255313), (1069, 1297852), (2138, 648926), (4276, 324463), (17077, 81244), (20311, 68308), (34154, 40622)]