8641328

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{1109}}^1$

素因数の和:1604

約数の個数: 20

約数和(自身を含む): 16792080

約数和(自身を除く): 8150752

約数列:

[1, 2, 4, 8, 16, 487, 974, 1109, 1948, 2218, 3896, 4436, 7792, 8872, 17744, 540083, 1080166, 2160332, 4320664, 8641328]

約数ペア:

[(1, 8641328), (2, 4320664), (4, 2160332), (8, 1080166), (16, 540083), (487, 17744), (974, 8872), (1109, 7792), (1948, 4436), (2218, 3896)]