19090621

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1237}}^1$

素因数の和:1332

約数の個数: 16

約数和(自身を含む): 22105728

約数和(自身を除く): 3015107

約数列:

[1, 11, 23, 61, 253, 671, 1237, 1403, 13607, 15433, 28451, 75457, 312961, 830027, 1735511, 19090621]

約数ペア:

[(1, 19090621), (11, 1735511), (23, 830027), (61, 312961), (253, 75457), (671, 28451), (1237, 15433), (1403, 13607)]