20319511

素因数分解:

${\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:366

約数の個数: 16

約数和(自身を含む): 21980160

約数和(自身を除く): 1660649

約数列:

[1, 23, 53, 79, 211, 1219, 1817, 4187, 4853, 11183, 16669, 96301, 257209, 383387, 883457, 20319511]

約数ペア:

[(1, 20319511), (23, 883457), (53, 383387), (79, 257209), (211, 96301), (1219, 16669), (1817, 11183), (4187, 4853)]