20198943

素因数分解:

$3^3\times {\mathrm{457}}^1\times {\mathrm{1637}}^1$

素因数の和:2103

約数の個数: 16

約数和(自身を含む): 30008160

約数和(自身を除く): 9809217

約数列:

[1, 3, 9, 27, 457, 1371, 1637, 4113, 4911, 12339, 14733, 44199, 748109, 2244327, 6732981, 20198943]

約数ペア:

[(1, 20198943), (3, 6732981), (9, 2244327), (27, 748109), (457, 44199), (1371, 14733), (1637, 12339), (4113, 4911)]