19143971

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4691}}^1$

素因数の和:4762

約数の個数: 16

約数和(自身を含む): 24323328

約数和(自身を除く): 5179357

約数列:

[1, 7, 11, 53, 77, 371, 583, 4081, 4691, 32837, 51601, 248623, 361207, 1740361, 2734853, 19143971]

約数ペア:

[(1, 19143971), (7, 2734853), (11, 1740361), (53, 361207), (77, 248623), (371, 51601), (583, 32837), (4081, 4691)]