2080201871

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{761}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 2553919200

約数和(自身を除く): 473717329

約数列:

[1, 11, 19, 29, 41, 121, 209, 319, 451, 551, 761, 779, 1189, 2299, 3509, 4961, 6061, 8371, 8569, 13079, 14459, 22069, 22591, 31201, 66671, 92081, 94259, 143869, 159049, 242759, 248501, 343211, 419311, 592819, 904829, 1749539, 2670349, 2733511, 3775321, 4612421, 6521009, 9953119, 17191751, 50736631, 71731099, 109484309, 189109261, 2080201871]

約数ペア:

[(1, 2080201871), (11, 189109261), (19, 109484309), (29, 71731099), (41, 50736631), (121, 17191751), (209, 9953119), (319, 6521009), (451, 4612421), (551, 3775321), (761, 2733511), (779, 2670349), (1189, 1749539), (2299, 904829), (3509, 592819), (4961, 419311), (6061, 343211), (8371, 248501), (8569, 242759), (13079, 159049), (14459, 143869), (22069, 94259), (22591, 92081), (31201, 66671)]