19925631

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{4909}}^1$

素因数の和:4967

約数の個数: 24

約数和(自身を含む): 32170320

約数和(自身を除く): 12244689

約数列:

[1, 3, 9, 11, 33, 41, 99, 123, 369, 451, 1353, 4059, 4909, 14727, 44181, 53999, 161997, 201269, 485991, 603807, 1811421, 2213959, 6641877, 19925631]

約数ペア:

[(1, 19925631), (3, 6641877), (9, 2213959), (11, 1811421), (33, 603807), (41, 485991), (99, 201269), (123, 161997), (369, 53999), (451, 44181), (1353, 14727), (4059, 4909)]