18782387

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:454

約数の個数: 16

約数和(自身を含む): 20956320

約数和(自身を除く): 2173933

約数列:

[1, 13, 41, 131, 269, 533, 1703, 3497, 5371, 11029, 35239, 69823, 143377, 458107, 1444799, 18782387]

約数ペア:

[(1, 18782387), (13, 1444799), (41, 458107), (131, 143377), (269, 69823), (533, 35239), (1703, 11029), (3497, 5371)]