2020403

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1381}}^1$

素因数の和:1418

約数の個数: 16

約数和(自身を含む): 2653440

約数和(自身を除く): 633037

約数列:

[1, 7, 11, 19, 77, 133, 209, 1381, 1463, 9667, 15191, 26239, 106337, 183673, 288629, 2020403]

約数ペア:

[(1, 2020403), (7, 288629), (11, 183673), (19, 106337), (77, 26239), (133, 15191), (209, 9667), (1381, 1463)]