18775029

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{709}}^1$

素因数の和:829

約数の個数: 32

約数和(自身を含む): 31171840

約数和(自身を除く): 12396811

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 273, 291, 679, 709, 1261, 2037, 2127, 3783, 4963, 8827, 9217, 14889, 26481, 27651, 64519, 68773, 193557, 206319, 481411, 894049, 1444233, 2682147, 6258343, 18775029]

約数ペア:

[(1, 18775029), (3, 6258343), (7, 2682147), (13, 1444233), (21, 894049), (39, 481411), (91, 206319), (97, 193557), (273, 68773), (291, 64519), (679, 27651), (709, 26481), (1261, 14889), (2037, 9217), (2127, 8827), (3783, 4963)]