19820382

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{127}}^1$

素因数の和:225

約数の個数: 48

約数和(自身を含む): 43223040

約数和(自身を除く): 23402658

約数列:

[1, 2, 3, 6, 19, 37, 38, 57, 74, 111, 114, 127, 222, 254, 381, 703, 762, 1369, 1406, 2109, 2413, 2738, 4107, 4218, 4699, 4826, 7239, 8214, 9398, 14097, 14478, 26011, 28194, 52022, 78033, 89281, 156066, 173863, 178562, 267843, 347726, 521589, 535686, 1043178, 3303397, 6606794, 9910191, 19820382]

約数ペア:

[(1, 19820382), (2, 9910191), (3, 6606794), (6, 3303397), (19, 1043178), (37, 535686), (38, 521589), (57, 347726), (74, 267843), (111, 178562), (114, 173863), (127, 156066), (222, 89281), (254, 78033), (381, 52022), (703, 28194), (762, 26011), (1369, 14478), (1406, 14097), (2109, 9398), (2413, 8214), (2738, 7239), (4107, 4826), (4218, 4699)]