20405468147

素因数分解:

${\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{821}}^1\times {\mathrm{2879}}^1$

素因数の和:3886

約数の個数: 16

約数和(自身を含む): 20880115200

約数和(自身を除く): 474647053

約数列:

[1, 89, 97, 821, 2879, 8633, 73069, 79637, 256231, 279263, 2363659, 7087693, 24854407, 210365651, 229274923, 20405468147]

約数ペア:

[(1, 20405468147), (89, 229274923), (97, 210365651), (821, 24854407), (2879, 7087693), (8633, 2363659), (73069, 279263), (79637, 256231)]