20415549

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{88379}}^1$

素因数の和:88400

約数の個数: 16

約数和(自身を含む): 33937920

約数和(自身を除く): 13522371

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 88379, 265137, 618653, 972169, 1855959, 2916507, 6805183, 20415549]

約数ペア:

[(1, 20415549), (3, 6805183), (7, 2916507), (11, 1855959), (21, 972169), (33, 618653), (77, 265137), (231, 88379)]