201996968

素因数分解:

$2^3\times {\mathrm{223}}^1\times {\mathrm{113227}}^1$

素因数の和:113456

約数の個数: 16

約数和(自身を含む): 380446080

約数和(自身を除く): 178449112

約数列:

[1, 2, 4, 8, 223, 446, 892, 1784, 113227, 226454, 452908, 905816, 25249621, 50499242, 100998484, 201996968]

約数ペア:

[(1, 201996968), (2, 100998484), (4, 50499242), (8, 25249621), (223, 905816), (446, 452908), (892, 226454), (1784, 113227)]