1439888

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{2903}}^1$

素因数の和:2942

約数の個数: 20

約数和(自身を含む): 2880768

約数和(自身を除く): 1440880

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 2903, 5806, 11612, 23224, 46448, 89993, 179986, 359972, 719944, 1439888]

約数ペア:

[(1, 1439888), (2, 719944), (4, 359972), (8, 179986), (16, 89993), (31, 46448), (62, 23224), (124, 11612), (248, 5806), (496, 2903)]