20038369

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2617}}^1$

素因数の和:2680

約数の個数: 16

約数和(自身を含む): 23457280

約数和(自身を除く): 3418911

約数列:

[1, 13, 19, 31, 247, 403, 589, 2617, 7657, 34021, 49723, 81127, 646399, 1054651, 1541413, 20038369]

約数ペア:

[(1, 20038369), (13, 1541413), (19, 1054651), (31, 646399), (247, 81127), (403, 49723), (589, 34021), (2617, 7657)]