20184235869

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{15137}}^1$

素因数の和:15394

約数の個数: 48

約数和(自身を含む): 32140032768

約数和(自身を除く): 11955796899

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 193, 329, 579, 987, 1351, 2303, 4053, 6909, 9071, 9457, 15137, 27213, 28371, 45411, 63497, 105959, 190491, 317877, 444479, 711439, 741713, 1333437, 2134317, 2225139, 2921441, 4980073, 8764323, 14940219, 20450087, 34860511, 61350261, 104581533, 137307727, 143150609, 411923181, 429451827, 961154089, 2883462267, 6728078623, 20184235869]

約数ペア:

[(1, 20184235869), (3, 6728078623), (7, 2883462267), (21, 961154089), (47, 429451827), (49, 411923181), (141, 143150609), (147, 137307727), (193, 104581533), (329, 61350261), (579, 34860511), (987, 20450087), (1351, 14940219), (2303, 8764323), (4053, 4980073), (6909, 2921441), (9071, 2225139), (9457, 2134317), (15137, 1333437), (27213, 741713), (28371, 711439), (45411, 444479), (63497, 317877), (105959, 190491)]