20287284

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{23159}}^1$

素因数の和:23239

約数の個数: 24

約数和(自身を含む): 47987520

約数和(自身を除く): 27700236

約数列:

[1, 2, 3, 4, 6, 12, 73, 146, 219, 292, 438, 876, 23159, 46318, 69477, 92636, 138954, 277908, 1690607, 3381214, 5071821, 6762428, 10143642, 20287284]

約数ペア:

[(1, 20287284), (2, 10143642), (3, 6762428), (4, 5071821), (6, 3381214), (12, 1690607), (73, 277908), (146, 138954), (219, 92636), (292, 69477), (438, 46318), (876, 23159)]