20013669

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3001}}^1$

素因数の和:3042

約数の個数: 32

約数和(自身を含む): 33622400

約数和(自身を除く): 13608731

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 513, 741, 2223, 3001, 6669, 9003, 27009, 39013, 57019, 81027, 117039, 171057, 351117, 513171, 741247, 1053351, 1539513, 2223741, 6671223, 20013669]

約数ペア:

[(1, 20013669), (3, 6671223), (9, 2223741), (13, 1539513), (19, 1053351), (27, 741247), (39, 513171), (57, 351117), (117, 171057), (171, 117039), (247, 81027), (351, 57019), (513, 39013), (741, 27009), (2223, 9003), (3001, 6669)]