20151934

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{4603}}^1$

素因数の和:4815

約数の個数: 16

約数和(自身を含む): 33148800

約数和(自身を除く): 12996866

約数列:

[1, 2, 11, 22, 199, 398, 2189, 4378, 4603, 9206, 50633, 101266, 915997, 1831994, 10075967, 20151934]

約数ペア:

[(1, 20151934), (2, 10075967), (11, 1831994), (22, 915997), (199, 101266), (398, 50633), (2189, 9206), (4378, 4603)]