20185689909

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87383939}}^1$

素因数の和:87383960

約数の個数: 16

約数和(自身を含む): 33555432960

約数和(自身を除く): 13369743051

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 87383939, 262151817, 611687573, 961223329, 1835062719, 2883669987, 6728563303, 20185689909]

約数ペア:

[(1, 20185689909), (3, 6728563303), (7, 2883669987), (11, 1835062719), (21, 961223329), (33, 611687573), (77, 262151817), (231, 87383939)]