20219908547

素因数分解:

${\mathrm{19}}^2\times {\mathrm{331}}^1\times {\mathrm{169217}}^1$

素因数の和:169586

約数の個数: 12

約数和(自身を含む): 21404723256

約数和(自身を除く): 1184814709

約数列:

[1, 19, 331, 361, 6289, 119491, 169217, 3215123, 56010827, 61087337, 1064205713, 20219908547]

約数ペア:

[(1, 20219908547), (19, 1064205713), (331, 61087337), (361, 56010827), (6289, 3215123), (119491, 169217)]