19708858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{937}}^1$

素因数の和:1761

約数の個数: 16

約数和(自身を含む): 31910760

約数和(自身を除く): 12201902

約数列:

[1, 2, 13, 26, 809, 937, 1618, 1874, 10517, 12181, 21034, 24362, 758033, 1516066, 9854429, 19708858]

約数ペア:

[(1, 19708858), (2, 9854429), (13, 1516066), (26, 758033), (809, 24362), (937, 21034), (1618, 12181), (1874, 10517)]