18398413

素因数分解:

${\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{601}}^1$

素因数の和:657

約数の個数: 16

約数和(自身を含む): 21151872

約数和(自身を除く): 2753459

約数列:

[1, 11, 23, 121, 253, 601, 1331, 2783, 6611, 13823, 30613, 72721, 152053, 799931, 1672583, 18398413]

約数ペア:

[(1, 18398413), (11, 1672583), (23, 799931), (121, 152053), (253, 72721), (601, 30613), (1331, 13823), (2783, 6611)]