2003022721

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1\times {\mathrm{20261}}^1$

素因数の和:20784

約数の個数: 16

約数和(自身を含む): 2373085440

約数和(自身を除く): 370062719

約数列:

[1, 7, 29, 203, 487, 3409, 14123, 20261, 98861, 141827, 587569, 4112983, 9867107, 69069749, 286146103, 2003022721]

約数ペア:

[(1, 2003022721), (7, 286146103), (29, 69069749), (203, 9867107), (487, 4112983), (3409, 587569), (14123, 141827), (20261, 98861)]