19017713

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7823}}^1$

素因数の和:7864

約数の個数: 16

約数和(自身を含む): 23659776

約数和(自身を除く): 4642063

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 7823, 86053, 101699, 132991, 1118689, 1462901, 1728883, 19017713]

約数ペア:

[(1, 19017713), (11, 1728883), (13, 1462901), (17, 1118689), (143, 132991), (187, 101699), (221, 86053), (2431, 7823)]