20074593

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^2\times {\mathrm{47}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 34891776

約数和(自身を除く): 14817183

約数列:

[1, 3, 7, 11, 21, 33, 43, 47, 77, 129, 141, 231, 301, 329, 473, 517, 903, 987, 1419, 1551, 1849, 2021, 3311, 3619, 5547, 6063, 9933, 10857, 12943, 14147, 20339, 22231, 38829, 42441, 61017, 66693, 86903, 142373, 155617, 260709, 427119, 466851, 608321, 955933, 1824963, 2867799, 6691531, 20074593]

約数ペア:

[(1, 20074593), (3, 6691531), (7, 2867799), (11, 1824963), (21, 955933), (33, 608321), (43, 466851), (47, 427119), (77, 260709), (129, 155617), (141, 142373), (231, 86903), (301, 66693), (329, 61017), (473, 42441), (517, 38829), (903, 22231), (987, 20339), (1419, 14147), (1551, 12943), (1849, 10857), (2021, 9933), (3311, 6063), (3619, 5547)]