20950278

素因数分解:

$2^1\times 3^1\times {\mathrm{821}}^1\times {\mathrm{4253}}^1$

素因数の和:5079

約数の個数: 16

約数和(自身を含む): 41961456

約数和(自身を除く): 21011178

約数列:

[1, 2, 3, 6, 821, 1642, 2463, 4253, 4926, 8506, 12759, 25518, 3491713, 6983426, 10475139, 20950278]

約数ペア:

[(1, 20950278), (2, 10475139), (3, 6983426), (6, 3491713), (821, 25518), (1642, 12759), (2463, 8506), (4253, 4926)]