20011278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28027}}^1$

素因数の和:28056

約数の個数: 32

約数和(自身を含む): 48432384

約数和(自身を除く): 28421106

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 28027, 56054, 84081, 168162, 196189, 392378, 476459, 588567, 952918, 1177134, 1429377, 2858754, 3335213, 6670426, 10005639, 20011278]

約数ペア:

[(1, 20011278), (2, 10005639), (3, 6670426), (6, 3335213), (7, 2858754), (14, 1429377), (17, 1177134), (21, 952918), (34, 588567), (42, 476459), (51, 392378), (102, 196189), (119, 168162), (238, 84081), (357, 56054), (714, 28027)]