20927344

素因数分解:

$2^4\times {\mathrm{653}}^1\times {\mathrm{2003}}^1$

素因数の和:2664

約数の個数: 20

約数和(自身を含む): 40629096

約数和(自身を除く): 19701752

約数列:

[1, 2, 4, 8, 16, 653, 1306, 2003, 2612, 4006, 5224, 8012, 10448, 16024, 32048, 1307959, 2615918, 5231836, 10463672, 20927344]

約数ペア:

[(1, 20927344), (2, 10463672), (4, 5231836), (8, 2615918), (16, 1307959), (653, 32048), (1306, 16024), (2003, 10448), (2612, 8012), (4006, 5224)]