18412828

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{2539}}^1$

素因数の和:2594

約数の個数: 36

約数和(自身を含む): 38511480

約数和(自身を除く): 20098652

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 518, 1036, 1813, 2539, 3626, 5078, 7252, 10156, 17773, 35546, 71092, 93943, 124411, 187886, 248822, 375772, 497644, 657601, 1315202, 2630404, 4603207, 9206414, 18412828]

約数ペア:

[(1, 18412828), (2, 9206414), (4, 4603207), (7, 2630404), (14, 1315202), (28, 657601), (37, 497644), (49, 375772), (74, 248822), (98, 187886), (148, 124411), (196, 93943), (259, 71092), (518, 35546), (1036, 17773), (1813, 10156), (2539, 7252), (3626, 5078)]