20120589879

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{47111}}^1$

素因数の和:47407

約数の個数: 32

約数和(自身を含む): 29633071104

約数和(自身を除く): 9512481225

約数列:

[1, 3, 13, 39, 47, 141, 233, 611, 699, 1833, 3029, 9087, 10951, 32853, 47111, 141333, 142363, 427089, 612443, 1837329, 2214217, 6642651, 10976863, 28784821, 32930589, 86354463, 142699219, 428097657, 515912561, 1547737683, 6706863293, 20120589879]

約数ペア:

[(1, 20120589879), (3, 6706863293), (13, 1547737683), (39, 515912561), (47, 428097657), (141, 142699219), (233, 86354463), (611, 32930589), (699, 28784821), (1833, 10976863), (3029, 6642651), (9087, 2214217), (10951, 1837329), (32853, 612443), (47111, 427089), (141333, 142363)]