16988186

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{163}}^1$

素因数の和:278

約数の個数: 24

約数和(自身を含む): 27126912

約数和(自身を除く): 10138726

約数列:

[1, 2, 31, 41, 62, 82, 163, 326, 1271, 1681, 2542, 3362, 5053, 6683, 10106, 13366, 52111, 104222, 207173, 274003, 414346, 548006, 8494093, 16988186]

約数ペア:

[(1, 16988186), (2, 8494093), (31, 548006), (41, 414346), (62, 274003), (82, 207173), (163, 104222), (326, 52111), (1271, 13366), (1681, 10106), (2542, 6683), (3362, 5053)]