40208902

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{55691}}^1$

素因数の和:55731

約数の個数: 12

約数和(自身を含む): 63655956

約数和(自身を除く): 23447054

約数列:

[1, 2, 19, 38, 361, 722, 55691, 111382, 1058129, 2116258, 20104451, 40208902]

約数ペア:

[(1, 40208902), (2, 20104451), (19, 2116258), (38, 1058129), (361, 111382), (722, 55691)]