20259399

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{1217}}^1$

素因数の和:1430

約数の個数: 16

約数和(自身を含む): 28062720

約数和(自身を除く): 7803321

約数列:

[1, 3, 31, 93, 179, 537, 1217, 3651, 5549, 16647, 37727, 113181, 217843, 653529, 6753133, 20259399]

約数ペア:

[(1, 20259399), (3, 6753133), (31, 653529), (93, 217843), (179, 113181), (537, 37727), (1217, 16647), (3651, 5549)]