19695157559

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1\times {\mathrm{1321}}^1$

素因数の和:1684

約数の個数: 48

約数和(自身を含む): 25318944000

約数和(自身を除く): 5623786441

約数列:

[1, 7, 11, 49, 77, 139, 199, 539, 973, 1321, 1393, 1529, 2189, 6811, 9247, 9751, 10703, 14531, 15323, 27661, 64729, 74921, 101717, 107261, 183619, 193627, 262879, 304271, 712019, 1285333, 1355389, 1840153, 2019809, 2129897, 2891669, 8997331, 12881071, 14138663, 14909279, 20241683, 36540181, 98970641, 141691781, 255781267, 401941991, 1790468869, 2813593937, 19695157559]

約数ペア:

[(1, 19695157559), (7, 2813593937), (11, 1790468869), (49, 401941991), (77, 255781267), (139, 141691781), (199, 98970641), (539, 36540181), (973, 20241683), (1321, 14909279), (1393, 14138663), (1529, 12881071), (2189, 8997331), (6811, 2891669), (9247, 2129897), (9751, 2019809), (10703, 1840153), (14531, 1355389), (15323, 1285333), (27661, 712019), (64729, 304271), (74921, 262879), (101717, 193627), (107261, 183619)]