20371197

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{8017}}^1$

素因数の和:8049

約数の個数: 24

約数和(自身を含む): 34124608

約数和(自身を除く): 13753411

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 2541, 8017, 24051, 56119, 88187, 168357, 264561, 617309, 970057, 1851927, 2910171, 6790399, 20371197]

約数ペア:

[(1, 20371197), (3, 6790399), (7, 2910171), (11, 1851927), (21, 970057), (33, 617309), (77, 264561), (121, 168357), (231, 88187), (363, 56119), (847, 24051), (2541, 8017)]