20380082

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{1721}}^1$

素因数の和:1945

約数の個数: 16

約数和(自身を含む): 31739904

約数和(自身を除く): 11359822

約数列:

[1, 2, 31, 62, 191, 382, 1721, 3442, 5921, 11842, 53351, 106702, 328711, 657422, 10190041, 20380082]

約数ペア:

[(1, 20380082), (2, 10190041), (31, 657422), (62, 328711), (191, 106702), (382, 53351), (1721, 11842), (3442, 5921)]