1281892

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1$

素因数の和:291

約数の個数: 24

約数和(自身を含む): 2399040

約数和(自身を除く): 1117148

約数列:

[1, 2, 4, 19, 38, 76, 101, 167, 202, 334, 404, 668, 1919, 3173, 3838, 6346, 7676, 12692, 16867, 33734, 67468, 320473, 640946, 1281892]

約数ペア:

[(1, 1281892), (2, 640946), (4, 320473), (19, 67468), (38, 33734), (76, 16867), (101, 12692), (167, 7676), (202, 6346), (334, 3838), (404, 3173), (668, 1919)]