9918836

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{6869}}^1$

素因数の和:6911

約数の個数: 18

約数和(自身を含む): 18322290

約数和(自身を除く): 8403454

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 6869, 13738, 27476, 130511, 261022, 522044, 2479709, 4959418, 9918836]

約数ペア:

[(1, 9918836), (2, 4959418), (4, 2479709), (19, 522044), (38, 261022), (76, 130511), (361, 27476), (722, 13738), (1444, 6869)]