201990918

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{2269}}^1$

素因数の和:2712

約数の個数: 32

約数和(自身を含む): 416118240

約数和(自身を除く): 214127322

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 401, 802, 1203, 2269, 2406, 4538, 6807, 13614, 14837, 29674, 44511, 83953, 89022, 167906, 251859, 503718, 909869, 1819738, 2729607, 5459214, 33665153, 67330306, 100995459, 201990918]

約数ペア:

[(1, 201990918), (2, 100995459), (3, 67330306), (6, 33665153), (37, 5459214), (74, 2729607), (111, 1819738), (222, 909869), (401, 503718), (802, 251859), (1203, 167906), (2269, 89022), (2406, 83953), (4538, 44511), (6807, 29674), (13614, 14837)]