20468814

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{439}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 43296000

約数和(自身を除く): 22827186

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 409, 439, 818, 878, 1227, 1317, 2454, 2634, 7771, 8341, 15542, 16682, 23313, 25023, 46626, 50046, 179551, 359102, 538653, 1077306, 3411469, 6822938, 10234407, 20468814]

約数ペア:

[(1, 20468814), (2, 10234407), (3, 6822938), (6, 3411469), (19, 1077306), (38, 538653), (57, 359102), (114, 179551), (409, 50046), (439, 46626), (818, 25023), (878, 23313), (1227, 16682), (1317, 15542), (2454, 8341), (2634, 7771)]