18808624

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:325

約数の個数: 40

約数和(自身を含む): 37488672

約数和(自身を除く): 18680048

約数列:

[1, 2, 4, 8, 16, 101, 103, 113, 202, 206, 226, 404, 412, 452, 808, 824, 904, 1616, 1648, 1808, 10403, 11413, 11639, 20806, 22826, 23278, 41612, 45652, 46556, 83224, 91304, 93112, 166448, 182608, 186224, 1175539, 2351078, 4702156, 9404312, 18808624]

約数ペア:

[(1, 18808624), (2, 9404312), (4, 4702156), (8, 2351078), (16, 1175539), (101, 186224), (103, 182608), (113, 166448), (202, 93112), (206, 91304), (226, 83224), (404, 46556), (412, 45652), (452, 41612), (808, 23278), (824, 22826), (904, 20806), (1616, 11639), (1648, 11413), (1808, 10403)]