20275339

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2543}}^1$

素因数の和:2634

約数の個数: 16

約数和(自身を含む): 24910848

約数和(自身を除く): 4635509

約数列:

[1, 7, 17, 67, 119, 469, 1139, 2543, 7973, 17801, 43231, 170381, 302617, 1192667, 2896477, 20275339]

約数ペア:

[(1, 20275339), (7, 2896477), (17, 1192667), (67, 302617), (119, 170381), (469, 43231), (1139, 17801), (2543, 7973)]