20449765885

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{8647}}^1\times {\mathrm{27823}}^1$

素因数の和:36492

約数の個数: 16

約数和(自身を含む): 25987170816

約数和(自身を除く): 5537404931

約数列:

[1, 5, 17, 85, 8647, 27823, 43235, 139115, 146999, 472991, 734995, 2364955, 240585481, 1202927405, 4089953177, 20449765885]

約数ペア:

[(1, 20449765885), (5, 4089953177), (17, 1202927405), (85, 240585481), (8647, 2364955), (27823, 734995), (43235, 472991), (139115, 146999)]