18893318834

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{269}}^1\times {\mathrm{207797}}^1$

素因数の和:208094

約数の個数: 24

約数和(自身を含む): 30801897540

約数和(自身を除く): 11908578706

約数列:

[1, 2, 13, 26, 169, 269, 338, 538, 3497, 6994, 45461, 90922, 207797, 415594, 2701361, 5402722, 35117693, 55897393, 70235386, 111794786, 726666109, 1453332218, 9446659417, 18893318834]

約数ペア:

[(1, 18893318834), (2, 9446659417), (13, 1453332218), (26, 726666109), (169, 111794786), (269, 70235386), (338, 55897393), (538, 35117693), (3497, 5402722), (6994, 2701361), (45461, 415594), (90922, 207797)]