18905321409

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1753}}^1\times {\mathrm{276527}}^1$

素因数の和:278296

約数の個数: 16

約数和(自身を含む): 27161686272

約数和(自身を除く): 8256364863

約数列:

[1, 3, 13, 39, 1753, 5259, 22789, 68367, 276527, 829581, 3594851, 10784553, 484751831, 1454255493, 6301773803, 18905321409]

約数ペア:

[(1, 18905321409), (3, 6301773803), (13, 1454255493), (39, 484751831), (1753, 10784553), (5259, 3594851), (22789, 829581), (68367, 276527)]