20127243

素因数分解:

$3^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:594

約数の個数: 16

約数和(自身を含む): 27282176

約数和(自身を除く): 7154933

約数列:

[1, 3, 151, 157, 283, 453, 471, 849, 23707, 42733, 44431, 71121, 128199, 133293, 6709081, 20127243]

約数ペア:

[(1, 20127243), (3, 6709081), (151, 133293), (157, 128199), (283, 71121), (453, 44431), (471, 42733), (849, 23707)]