20457906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{487093}}^1$

素因数の和:487105

約数の個数: 16

約数和(自身を含む): 46761024

約数和(自身を除く): 26303118

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 487093, 974186, 1461279, 2922558, 3409651, 6819302, 10228953, 20457906]

約数ペア:

[(1, 20457906), (2, 10228953), (3, 6819302), (6, 3409651), (7, 2922558), (14, 1461279), (21, 974186), (42, 487093)]