20577384

素因数分解:

$2^3\times 3^2\times {\mathrm{107}}^1\times {\mathrm{2671}}^1$

素因数の和:2790

約数の個数: 48

約数和(自身を含む): 56272320

約数和(自身を除く): 35694936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 107, 214, 321, 428, 642, 856, 963, 1284, 1926, 2568, 2671, 3852, 5342, 7704, 8013, 10684, 16026, 21368, 24039, 32052, 48078, 64104, 96156, 192312, 285797, 571594, 857391, 1143188, 1714782, 2286376, 2572173, 3429564, 5144346, 6859128, 10288692, 20577384]

約数ペア:

[(1, 20577384), (2, 10288692), (3, 6859128), (4, 5144346), (6, 3429564), (8, 2572173), (9, 2286376), (12, 1714782), (18, 1143188), (24, 857391), (36, 571594), (72, 285797), (107, 192312), (214, 96156), (321, 64104), (428, 48078), (642, 32052), (856, 24039), (963, 21368), (1284, 16026), (1926, 10684), (2568, 8013), (2671, 7704), (3852, 5342)]