38381187

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{20939}}^1$

素因数の和:21002

約数の個数: 16

約数和(自身を含む): 56286720

約数和(自身を除く): 17905533

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 20939, 62817, 272207, 816621, 984133, 2952399, 12793729, 38381187]

約数ペア:

[(1, 38381187), (3, 12793729), (13, 2952399), (39, 984133), (47, 816621), (141, 272207), (611, 62817), (1833, 20939)]