20543807

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{887}}^1$

素因数の和:982

約数の個数: 16

約数和(自身を含む): 23016960

約数和(自身を除く): 2473153

約数列:

[1, 19, 23, 53, 437, 887, 1007, 1219, 16853, 20401, 23161, 47011, 387619, 893209, 1081253, 20543807]

約数ペア:

[(1, 20543807), (19, 1081253), (23, 893209), (53, 387619), (437, 47011), (887, 23161), (1007, 20401), (1219, 16853)]