200920988

素因数分解:

$2^2\times {\mathrm{131}}^2\times {\mathrm{2927}}^1$

素因数の和:3193

約数の個数: 18

約数和(自身を含む): 354437328

約数和(自身を除く): 153516340

約数列:

[1, 2, 4, 131, 262, 524, 2927, 5854, 11708, 17161, 34322, 68644, 383437, 766874, 1533748, 50230247, 100460494, 200920988]

約数ペア:

[(1, 200920988), (2, 100460494), (4, 50230247), (131, 1533748), (262, 766874), (524, 383437), (2927, 68644), (5854, 34322), (11708, 17161)]