18758468793

素因数分解:

$3^1\times {\mathrm{421}}^1\times {\mathrm{3203}}^1\times {\mathrm{4637}}^1$

素因数の和:8264

約数の個数: 16

約数和(自身を含む): 25083936576

約数和(自身を除く): 6325467783

約数列:

[1, 3, 421, 1263, 3203, 4637, 9609, 13911, 1348463, 1952177, 4045389, 5856531, 14852311, 44556933, 6252822931, 18758468793]

約数ペア:

[(1, 18758468793), (3, 6252822931), (421, 44556933), (1263, 14852311), (3203, 5856531), (4637, 4045389), (9609, 1952177), (13911, 1348463)]