42894928

素因数分解:

$2^4\times {\mathrm{997}}^1\times {\mathrm{2689}}^1$

素因数の和:3694

約数の個数: 20

約数和(自身を含む): 83223220

約数和(自身を除く): 40328292

約数列:

[1, 2, 4, 8, 16, 997, 1994, 2689, 3988, 5378, 7976, 10756, 15952, 21512, 43024, 2680933, 5361866, 10723732, 21447464, 42894928]

約数ペア:

[(1, 42894928), (2, 21447464), (4, 10723732), (8, 5361866), (16, 2680933), (997, 43024), (1994, 21512), (2689, 15952), (3988, 10756), (5378, 7976)]