18875714

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2129}}^1$

素因数の和:2186

約数の個数: 32

約数和(自身を含む): 34352640

約数和(自身を除く): 15476926

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 286, 341, 403, 682, 806, 2129, 4258, 4433, 8866, 23419, 27677, 46838, 55354, 65999, 131998, 304447, 608894, 725989, 857987, 1451978, 1715974, 9437857, 18875714]

約数ペア:

[(1, 18875714), (2, 9437857), (11, 1715974), (13, 1451978), (22, 857987), (26, 725989), (31, 608894), (62, 304447), (143, 131998), (286, 65999), (341, 55354), (403, 46838), (682, 27677), (806, 23419), (2129, 8866), (4258, 4433)]