18698967

素因数分解:

$3^2\times 7^1\times {\mathrm{293}}^1\times {\mathrm{1013}}^1$

素因数の和:1319

約数の個数: 24

約数和(自身を含む): 31004064

約数和(自身を除く): 12305097

約数列:

[1, 3, 7, 9, 21, 63, 293, 879, 1013, 2051, 2637, 3039, 6153, 7091, 9117, 18459, 21273, 63819, 296809, 890427, 2077663, 2671281, 6232989, 18698967]

約数ペア:

[(1, 18698967), (3, 6232989), (7, 2671281), (9, 2077663), (21, 890427), (63, 296809), (293, 63819), (879, 21273), (1013, 18459), (2051, 9117), (2637, 7091), (3039, 6153)]