18393908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1277}}^1$

素因数の和:1571

約数の個数: 24

約数和(自身を含む): 34817832

約数和(自身を除く): 16423924

約数列:

[1, 2, 4, 13, 26, 52, 277, 554, 1108, 1277, 2554, 3601, 5108, 7202, 14404, 16601, 33202, 66404, 353729, 707458, 1414916, 4598477, 9196954, 18393908]

約数ペア:

[(1, 18393908), (2, 9196954), (4, 4598477), (13, 1414916), (26, 707458), (52, 353729), (277, 66404), (554, 33202), (1108, 16601), (1277, 14404), (2554, 7202), (3601, 5108)]