20023176087

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{673}}^1\times {\mathrm{677}}^1$

素因数の和:1632

約数の個数: 48

約数和(自身を含む): 30653681760

約数和(自身を除く): 10630505673

約数列:

[1, 3, 9, 19, 57, 171, 257, 673, 677, 771, 2019, 2031, 2313, 4883, 6057, 6093, 12787, 12863, 14649, 38361, 38589, 43947, 115083, 115767, 172961, 173989, 455621, 518883, 521967, 1366863, 1556649, 1565901, 3286259, 3305791, 4100589, 8656799, 9858777, 9917373, 25970397, 29576331, 29752119, 77911191, 117094597, 351283791, 1053851373, 2224797343, 6674392029, 20023176087]

約数ペア:

[(1, 20023176087), (3, 6674392029), (9, 2224797343), (19, 1053851373), (57, 351283791), (171, 117094597), (257, 77911191), (673, 29752119), (677, 29576331), (771, 25970397), (2019, 9917373), (2031, 9858777), (2313, 8656799), (4883, 4100589), (6057, 3305791), (6093, 3286259), (12787, 1565901), (12863, 1556649), (14649, 1366863), (38361, 521967), (38589, 518883), (43947, 455621), (115083, 173989), (115767, 172961)]