18938066

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{25523}}^1$

素因数の和:25585

約数の個数: 16

約数和(自身を含む): 33079104

約数和(自身を除く): 14141038

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 25523, 51046, 178661, 357322, 1352719, 2705438, 9469033, 18938066]

約数ペア:

[(1, 18938066), (2, 9469033), (7, 2705438), (14, 1352719), (53, 357322), (106, 178661), (371, 51046), (742, 25523)]