20996912136

素因数分解:

$2^3\times 3^1\times {\mathrm{907}}^1\times {\mathrm{964577}}^1$

素因数の和:965493

約数の個数: 32

約数和(自身を含む): 52550209440

約数和(自身を除く): 31553297304

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 907, 1814, 2721, 3628, 5442, 7256, 10884, 21768, 964577, 1929154, 2893731, 3858308, 5787462, 7716616, 11574924, 23149848, 874871339, 1749742678, 2624614017, 3499485356, 5249228034, 6998970712, 10498456068, 20996912136]

約数ペア:

[(1, 20996912136), (2, 10498456068), (3, 6998970712), (4, 5249228034), (6, 3499485356), (8, 2624614017), (12, 1749742678), (24, 874871339), (907, 23149848), (1814, 11574924), (2721, 7716616), (3628, 5787462), (5442, 3858308), (7256, 2893731), (10884, 1929154), (21768, 964577)]