201809906

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{19597}}^1$

素因数の和:19889

約数の個数: 16

約数和(自身を含む): 319839360

約数和(自身を除く): 118029454

約数列:

[1, 2, 19, 38, 271, 542, 5149, 10298, 19597, 39194, 372343, 744686, 5310787, 10621574, 100904953, 201809906]

約数ペア:

[(1, 201809906), (2, 100904953), (19, 10621574), (38, 5310787), (271, 744686), (542, 372343), (5149, 39194), (10298, 19597)]