20501637

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{18127}}^1$

素因数の和:18172

約数の個数: 16

約数和(自身を含む): 30455040

約数和(自身を除く): 9953403

約数列:

[1, 3, 13, 29, 39, 87, 377, 1131, 18127, 54381, 235651, 525683, 706953, 1577049, 6833879, 20501637]

約数ペア:

[(1, 20501637), (3, 6833879), (13, 1577049), (29, 706953), (39, 525683), (87, 235651), (377, 54381), (1131, 18127)]