20881014

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{45197}}^1$

素因数の和:45220

約数の個数: 32

約数和(自身を含む): 52068096

約数和(自身を除く): 31187082

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 45197, 90394, 135591, 271182, 316379, 497167, 632758, 949137, 994334, 1491501, 1898274, 2983002, 3480169, 6960338, 10440507, 20881014]

約数ペア:

[(1, 20881014), (2, 10440507), (3, 6960338), (6, 3480169), (7, 2983002), (11, 1898274), (14, 1491501), (21, 994334), (22, 949137), (33, 632758), (42, 497167), (66, 316379), (77, 271182), (154, 135591), (231, 90394), (462, 45197)]