18970714

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{691}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 34079616

約数和(自身を除く): 15108902

約数列:

[1, 2, 7, 14, 37, 53, 74, 106, 259, 371, 518, 691, 742, 1382, 1961, 3922, 4837, 9674, 13727, 25567, 27454, 36623, 51134, 73246, 178969, 256361, 357938, 512722, 1355051, 2710102, 9485357, 18970714]

約数ペア:

[(1, 18970714), (2, 9485357), (7, 2710102), (14, 1355051), (37, 512722), (53, 357938), (74, 256361), (106, 178969), (259, 73246), (371, 51134), (518, 36623), (691, 27454), (742, 25567), (1382, 13727), (1961, 9674), (3922, 4837)]