20217504949

素因数分解:

${\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1\times {\mathrm{1609}}^1$

素因数の和:1981

約数の個数: 32

約数和(自身を含む): 22412436480

約数和(自身を除く): 2194931531

約数列:

[1, 17, 31, 113, 211, 527, 1609, 1921, 3503, 3587, 6541, 23843, 27353, 49879, 59551, 111197, 181817, 339499, 405331, 739133, 847943, 3090889, 5636327, 5771483, 10524469, 12565261, 38363387, 95817559, 178915973, 652177579, 1189264997, 20217504949]

約数ペア:

[(1, 20217504949), (17, 1189264997), (31, 652177579), (113, 178915973), (211, 95817559), (527, 38363387), (1609, 12565261), (1921, 10524469), (3503, 5771483), (3587, 5636327), (6541, 3090889), (23843, 847943), (27353, 739133), (49879, 405331), (59551, 339499), (111197, 181817)]