19926393

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{983}}^1$

素因数の和:1248

約数の個数: 16

約数和(自身を含む): 27630720

約数和(自身を除く): 7704327

約数列:

[1, 3, 29, 87, 233, 699, 983, 2949, 6757, 20271, 28507, 85521, 229039, 687117, 6642131, 19926393]

約数ペア:

[(1, 19926393), (3, 6642131), (29, 687117), (87, 229039), (233, 85521), (699, 28507), (983, 20271), (2949, 6757)]