201491728

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{141497}}^1$

素因数の和:141594

約数の個数: 20

約数和(自身を含む): 394779420

約数和(自身を除く): 193287692

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 141497, 282994, 565988, 1131976, 2263952, 12593233, 25186466, 50372932, 100745864, 201491728]

約数ペア:

[(1, 201491728), (2, 100745864), (4, 50372932), (8, 25186466), (16, 12593233), (89, 2263952), (178, 1131976), (356, 565988), (712, 282994), (1424, 141497)]