19821303

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{367}}^1$

素因数の和:743

約数の個数: 24

約数和(自身を含む): 30483648

約数和(自身を除く): 10662345

約数列:

[1, 3, 9, 17, 51, 153, 353, 367, 1059, 1101, 3177, 3303, 6001, 6239, 18003, 18717, 54009, 56151, 129551, 388653, 1165959, 2202367, 6607101, 19821303]

約数ペア:

[(1, 19821303), (3, 6607101), (9, 2202367), (17, 1165959), (51, 388653), (153, 129551), (353, 56151), (367, 54009), (1059, 18717), (1101, 18003), (3177, 6239), (3303, 6001)]