20180959858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{991}}^1\times {\mathrm{1279}}^1$

素因数の和:2710

約数の個数: 32

約数和(自身を含む): 31997952000

約数和(自身を除く): 11816992142

約数列:

[1, 2, 19, 38, 419, 838, 991, 1279, 1982, 2558, 7961, 15922, 18829, 24301, 37658, 48602, 415229, 535901, 830458, 1071802, 1267489, 2534978, 7889351, 10182119, 15778702, 20364238, 24082291, 48164582, 531077891, 1062155782, 10090479929, 20180959858]

約数ペア:

[(1, 20180959858), (2, 10090479929), (19, 1062155782), (38, 531077891), (419, 48164582), (838, 24082291), (991, 20364238), (1279, 15778702), (1982, 10182119), (2558, 7889351), (7961, 2534978), (15922, 1267489), (18829, 1071802), (24301, 830458), (37658, 535901), (48602, 415229)]