1439784

素因数分解:

$2^3\times 3^2\times {\mathrm{19997}}^1$

素因数の和:20009

約数の個数: 24

約数和(自身を含む): 3899610

約数和(自身を除く): 2459826

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 19997, 39994, 59991, 79988, 119982, 159976, 179973, 239964, 359946, 479928, 719892, 1439784]

約数ペア:

[(1, 1439784), (2, 719892), (3, 479928), (4, 359946), (6, 239964), (8, 179973), (9, 159976), (12, 119982), (18, 79988), (24, 59991), (36, 39994), (72, 19997)]