81806526

素因数分解:

$2^1\times 3^2\times {\mathrm{2003}}^1\times {\mathrm{2269}}^1$

素因数の和:4280

約数の個数: 24

約数和(自身を含む): 177414120

約数和(自身を除く): 95607594

約数列:

[1, 2, 3, 6, 9, 18, 2003, 2269, 4006, 4538, 6009, 6807, 12018, 13614, 18027, 20421, 36054, 40842, 4544807, 9089614, 13634421, 27268842, 40903263, 81806526]

約数ペア:

[(1, 81806526), (2, 40903263), (3, 27268842), (6, 13634421), (9, 9089614), (18, 4544807), (2003, 40842), (2269, 36054), (4006, 20421), (4538, 18027), (6009, 13614), (6807, 12018)]