18728593

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:384

約数の個数: 16

約数和(自身を含む): 20756736

約数和(自身を除く): 2028143

約数列:

[1, 13, 71, 103, 197, 923, 1339, 2561, 7313, 13987, 20291, 95069, 181831, 263783, 1440661, 18728593]

約数ペア:

[(1, 18728593), (13, 1440661), (71, 263783), (103, 181831), (197, 95069), (923, 20291), (1339, 13987), (2561, 7313)]