20232747

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 40

約数和(自身を含む): 31965296

約数和(自身を除く): 11732549

約数列:

[1, 3, 9, 27, 37, 43, 81, 111, 129, 157, 333, 387, 471, 999, 1161, 1413, 1591, 2997, 3483, 4239, 4773, 5809, 6751, 12717, 14319, 17427, 20253, 42957, 52281, 60759, 128871, 156843, 182277, 249787, 470529, 546831, 749361, 2248083, 6744249, 20232747]

約数ペア:

[(1, 20232747), (3, 6744249), (9, 2248083), (27, 749361), (37, 546831), (43, 470529), (81, 249787), (111, 182277), (129, 156843), (157, 128871), (333, 60759), (387, 52281), (471, 42957), (999, 20253), (1161, 17427), (1413, 14319), (1591, 12717), (2997, 6751), (3483, 5809), (4239, 4773)]