20512692057

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1637}}^1\times {\mathrm{29209}}^1$

素因数の和:30873

約数の個数: 32

約数和(自身を含む): 32152498560

約数和(自身を除く): 11639806503

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 1637, 4911, 18007, 21281, 29209, 54021, 63843, 87627, 234091, 321299, 379717, 702273, 963897, 1139151, 4176887, 12530661, 47815133, 143445399, 525966463, 621596729, 1577899389, 1864790187, 6837564019, 20512692057]

約数ペア:

[(1, 20512692057), (3, 6837564019), (11, 1864790187), (13, 1577899389), (33, 621596729), (39, 525966463), (143, 143445399), (429, 47815133), (1637, 12530661), (4911, 4176887), (18007, 1139151), (21281, 963897), (29209, 702273), (54021, 379717), (63843, 321299), (87627, 234091)]