20163328388

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{23229641}}^1$

素因数の和:23229683

約数の個数: 24

約数和(自身を含む): 41627518464

約数和(自身を除く): 21464190076

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 23229641, 46459282, 92918564, 162607487, 325214974, 650429948, 720118871, 1440237742, 2880475484, 5040832097, 10081664194, 20163328388]

約数ペア:

[(1, 20163328388), (2, 10081664194), (4, 5040832097), (7, 2880475484), (14, 1440237742), (28, 720118871), (31, 650429948), (62, 325214974), (124, 162607487), (217, 92918564), (434, 46459282), (868, 23229641)]