20448889221

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{658643}}^1$

素因数の和:658856

約数の個数: 16

約数和(自身を含む): 27821122560

約数和(自身を除く): 7372233339

約数列:

[1, 3, 79, 131, 237, 393, 10349, 31047, 658643, 1975929, 52032797, 86282233, 156098391, 258846699, 6816296407, 20448889221]

約数ペア:

[(1, 20448889221), (3, 6816296407), (79, 258846699), (131, 156098391), (237, 86282233), (393, 52032797), (10349, 1975929), (31047, 658643)]