201920848

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{188359}}^1$

素因数の和:188434

約数の個数: 20

約数和(自身を含む): 397062880

約数和(自身を除く): 195142032

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 188359, 376718, 753436, 1506872, 3013744, 12620053, 25240106, 50480212, 100960424, 201920848]

約数ペア:

[(1, 201920848), (2, 100960424), (4, 50480212), (8, 25240106), (16, 12620053), (67, 3013744), (134, 1506872), (268, 753436), (536, 376718), (1072, 188359)]