18923888

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{38153}}^1$

素因数の和:38192

約数の個数: 20

約数和(自身を含む): 37848768

約数和(自身を除く): 18924880

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 38153, 76306, 152612, 305224, 610448, 1182743, 2365486, 4730972, 9461944, 18923888]

約数ペア:

[(1, 18923888), (2, 9461944), (4, 4730972), (8, 2365486), (16, 1182743), (31, 610448), (62, 305224), (124, 152612), (248, 76306), (496, 38153)]