20055621

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{1063}}^1$

素因数の和:1416

約数の個数: 16

約数和(自身を含む): 28259840

約数和(自身を除く): 8204219

約数列:

[1, 3, 19, 57, 331, 993, 1063, 3189, 6289, 18867, 20197, 60591, 351853, 1055559, 6685207, 20055621]

約数ペア:

[(1, 20055621), (3, 6685207), (19, 1055559), (57, 351853), (331, 60591), (993, 20197), (1063, 18867), (3189, 6289)]