2005153913

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{188827}}^1$

素因数の和:188912

約数の個数: 16

約数和(自身を含む): 2410955904

約数和(自身を除く): 405801991

約数列:

[1, 7, 37, 41, 259, 287, 1517, 10619, 188827, 1321789, 6986599, 7741907, 48906193, 54193349, 286450559, 2005153913]

約数ペア:

[(1, 2005153913), (7, 286450559), (37, 54193349), (41, 48906193), (259, 7741907), (287, 6986599), (1517, 1321789), (10619, 188827)]