19431208511

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{378503}}^1$

素因数の和:378886

約数の個数: 16

約数和(自身を含む): 22891921920

約数和(自身を除く): 3460713409

約数列:

[1, 11, 13, 143, 359, 3949, 4667, 51337, 378503, 4163533, 4920539, 54125929, 135882577, 1494708347, 1766473501, 19431208511]

約数ペア:

[(1, 19431208511), (11, 1766473501), (13, 1494708347), (143, 135882577), (359, 54125929), (3949, 4920539), (4667, 4163533), (51337, 378503)]