20870030158

素因数分解:

$2^1\times {\mathrm{673}}^1\times {\mathrm{2003}}^1\times {\mathrm{7741}}^1$

素因数の和:10419

約数の個数: 16

約数和(自身を含む): 31371265296

約数和(自身を除く): 10501235138

約数列:

[1, 2, 673, 1346, 2003, 4006, 7741, 15482, 1348019, 2696038, 5209693, 10419386, 15505223, 31010446, 10435015079, 20870030158]

約数ペア:

[(1, 20870030158), (2, 10435015079), (673, 31010446), (1346, 15505223), (2003, 10419386), (4006, 5209693), (7741, 2696038), (15482, 1348019)]