19380664

素因数分解:

$2^3\times {\mathrm{131}}^1\times {\mathrm{18493}}^1$

素因数の和:18630

約数の個数: 16

約数和(自身を含む): 36618120

約数和(自身を除く): 17237456

約数列:

[1, 2, 4, 8, 131, 262, 524, 1048, 18493, 36986, 73972, 147944, 2422583, 4845166, 9690332, 19380664]

約数ペア:

[(1, 19380664), (2, 9690332), (4, 4845166), (8, 2422583), (131, 147944), (262, 73972), (524, 36986), (1048, 18493)]