1648659964

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2560031}}^1$

素因数の和:2560065

約数の個数: 24

約数和(自身を含む): 3440683008

約数和(自身を除く): 1792023044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 2560031, 5120062, 10240124, 17920217, 35840434, 58880713, 71680868, 117761426, 235522852, 412164991, 824329982, 1648659964]

約数ペア:

[(1, 1648659964), (2, 824329982), (4, 412164991), (7, 235522852), (14, 117761426), (23, 71680868), (28, 58880713), (46, 35840434), (92, 17920217), (161, 10240124), (322, 5120062), (644, 2560031)]