20109889748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{1319893}}^1$

素因数の和:1320203

約数の個数: 24

約数和(自身を含む): 38028785928

約数和(自身を除く): 17918896180

約数列:

[1, 2, 4, 13, 26, 52, 293, 586, 1172, 3809, 7618, 15236, 1319893, 2639786, 5279572, 17158609, 34317218, 68634436, 386728649, 773457298, 1546914596, 5027472437, 10054944874, 20109889748]

約数ペア:

[(1, 20109889748), (2, 10054944874), (4, 5027472437), (13, 1546914596), (26, 773457298), (52, 386728649), (293, 68634436), (586, 34317218), (1172, 17158609), (3809, 5279572), (7618, 2639786), (15236, 1319893)]