201891956

素因数分解:

$2^2\times 7^2\times {\mathrm{1030061}}^1$

素因数の和:1030079

約数の個数: 18

約数和(自身を含む): 410994738

約数和(自身を除く): 209102782

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1030061, 2060122, 4120244, 7210427, 14420854, 28841708, 50472989, 100945978, 201891956]

約数ペア:

[(1, 201891956), (2, 100945978), (4, 50472989), (7, 28841708), (14, 14420854), (28, 7210427), (49, 4120244), (98, 2060122), (196, 1030061)]