18913916

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{23293}}^1$

素因数の和:23333

約数の個数: 24

約数和(自身を含む): 39133920

約数和(自身を除く): 20220004

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 23293, 46586, 93172, 163051, 326102, 652204, 675497, 1350994, 2701988, 4728479, 9456958, 18913916]

約数ペア:

[(1, 18913916), (2, 9456958), (4, 4728479), (7, 2701988), (14, 1350994), (28, 675497), (29, 652204), (58, 326102), (116, 163051), (203, 93172), (406, 46586), (812, 23293)]