2019015639

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1311901}}^1$

素因数の和:1311932

約数の個数: 20

約数和(自身を含む): 3174802840

約数和(自身を除く): 1155787201

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 1311901, 3935703, 11807109, 24926119, 35421327, 74778357, 106263981, 224335071, 673005213, 2019015639]

約数ペア:

[(1, 2019015639), (3, 673005213), (9, 224335071), (19, 106263981), (27, 74778357), (57, 35421327), (81, 24926119), (171, 11807109), (513, 3935703), (1539, 1311901)]