20534997

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{593}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 33530112

約数和(自身を除く): 12995115

約数列:

[1, 3, 7, 17, 21, 51, 97, 119, 291, 357, 593, 679, 1649, 1779, 2037, 4151, 4947, 10081, 11543, 12453, 30243, 34629, 57521, 70567, 172563, 211701, 402647, 977857, 1207941, 2933571, 6844999, 20534997]

約数ペア:

[(1, 20534997), (3, 6844999), (7, 2933571), (17, 1207941), (21, 977857), (51, 402647), (97, 211701), (119, 172563), (291, 70567), (357, 57521), (593, 34629), (679, 30243), (1649, 12453), (1779, 11543), (2037, 10081), (4151, 4947)]