25553968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{145193}}^1$

素因数の和:145212

約数の個数: 20

約数和(自身を含む): 54012168

約数和(自身を除く): 28458200

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 145193, 290386, 580772, 1161544, 1597123, 2323088, 3194246, 6388492, 12776984, 25553968]

約数ペア:

[(1, 25553968), (2, 12776984), (4, 6388492), (8, 3194246), (11, 2323088), (16, 1597123), (22, 1161544), (44, 580772), (88, 290386), (176, 145193)]