19250288

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{11681}}^1$

素因数の和:11792

約数の個数: 20

約数和(自身を含む): 37662768

約数和(自身を除く): 18412480

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 11681, 23362, 46724, 93448, 186896, 1203143, 2406286, 4812572, 9625144, 19250288]

約数ペア:

[(1, 19250288), (2, 9625144), (4, 4812572), (8, 2406286), (16, 1203143), (103, 186896), (206, 93448), (412, 46724), (824, 23362), (1648, 11681)]