20191006089

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{724393}}^1$

素因数の和:724581

約数の個数: 24

約数和(自身を含む): 30888160160

約数和(自身を除く): 10697154071

約数列:

[1, 3, 9, 19, 57, 163, 171, 489, 1467, 3097, 9291, 27873, 724393, 2173179, 6519537, 13763467, 41290401, 118076059, 123871203, 354228177, 1062684531, 2243445121, 6730335363, 20191006089]

約数ペア:

[(1, 20191006089), (3, 6730335363), (9, 2243445121), (19, 1062684531), (57, 354228177), (163, 123871203), (171, 118076059), (489, 41290401), (1467, 13763467), (3097, 6519537), (9291, 2173179), (27873, 724393)]