20786673479

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{33563}}^1$

素因数の和:33719

約数の個数: 32

約数和(自身を含む): 25171388928

約数和(自身を除く): 4384715449

約数列:

[1, 11, 13, 61, 71, 143, 671, 781, 793, 923, 4331, 8723, 10153, 33563, 47641, 56303, 369193, 436319, 619333, 2047343, 2382973, 4799509, 22520773, 26212703, 26615459, 30978649, 145361353, 292770049, 340765139, 1598974883, 1889697589, 20786673479]

約数ペア:

[(1, 20786673479), (11, 1889697589), (13, 1598974883), (61, 340765139), (71, 292770049), (143, 145361353), (671, 30978649), (781, 26615459), (793, 26212703), (923, 22520773), (4331, 4799509), (8723, 2382973), (10153, 2047343), (33563, 619333), (47641, 436319), (56303, 369193)]