19147193

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:201

約数の個数: 24

約数和(自身を含む): 22399200

約数和(自身を除く): 3252007

約数列:

[1, 13, 19, 67, 89, 169, 247, 871, 1157, 1273, 1691, 3211, 5963, 11323, 15041, 16549, 21983, 77519, 113297, 215137, 285779, 1007747, 1472861, 19147193]

約数ペア:

[(1, 19147193), (13, 1472861), (19, 1007747), (67, 285779), (89, 215137), (169, 113297), (247, 77519), (871, 21983), (1157, 16549), (1273, 15041), (1691, 11323), (3211, 5963)]