19974844

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{1021}}^1$

素因数の和:1165

約数の個数: 24

約数和(自身を含む): 35998928

約数和(自身を除く): 16024084

約数列:

[1, 2, 4, 67, 73, 134, 146, 268, 292, 1021, 2042, 4084, 4891, 9782, 19564, 68407, 74533, 136814, 149066, 273628, 298132, 4993711, 9987422, 19974844]

約数ペア:

[(1, 19974844), (2, 9987422), (4, 4993711), (67, 298132), (73, 273628), (134, 149066), (146, 136814), (268, 74533), (292, 68407), (1021, 19564), (2042, 9782), (4084, 4891)]