20837594

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{1559}}^1$

素因数の和:1765

約数の個数: 16

約数和(自身を含む): 32235840

約数和(自身を除く): 11398246

約数列:

[1, 2, 41, 82, 163, 326, 1559, 3118, 6683, 13366, 63919, 127838, 254117, 508234, 10418797, 20837594]

約数ペア:

[(1, 20837594), (2, 10418797), (41, 508234), (82, 254117), (163, 127838), (326, 63919), (1559, 13366), (3118, 6683)]