20805216429

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{5081}}^1\times {\mathrm{71837}}^1$

素因数の和:76940

約数の個数: 16

約数和(自身を含む): 29206457280

約数和(自身を除く): 8401240851

約数列:

[1, 3, 19, 57, 5081, 15243, 71837, 96539, 215511, 289617, 1364903, 4094709, 365003797, 1095011391, 6935072143, 20805216429]

約数ペア:

[(1, 20805216429), (3, 6935072143), (19, 1095011391), (57, 365003797), (5081, 4094709), (15243, 1364903), (71837, 289617), (96539, 215511)]