20273005

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{1019}}^1$

素因数の和:1220

約数の個数: 16

約数和(自身を含む): 25557120

約数和(自身を除く): 5284115

約数列:

[1, 5, 23, 115, 173, 865, 1019, 3979, 5095, 19895, 23437, 117185, 176287, 881435, 4054601, 20273005]

約数ペア:

[(1, 20273005), (5, 4054601), (23, 881435), (115, 176287), (173, 117185), (865, 23437), (1019, 19895), (3979, 5095)]