20097497

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{21587}}^1$

素因数の和:21620

約数の個数: 12

約数和(自身を含む): 24610320

約数和(自身を除く): 4512823

約数列:

[1, 7, 19, 49, 133, 931, 21587, 151109, 410153, 1057763, 2871071, 20097497]

約数ペア:

[(1, 20097497), (7, 2871071), (19, 1057763), (49, 410153), (133, 151109), (931, 21587)]