20896048

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{68737}}^1$

素因数の和:68764

約数の個数: 20

約数和(自身を含む): 42617560

約数和(自身を除く): 21721512

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 68737, 137474, 274948, 549896, 1099792, 1306003, 2612006, 5224012, 10448024, 20896048]

約数ペア:

[(1, 20896048), (2, 10448024), (4, 5224012), (8, 2612006), (16, 1306003), (19, 1099792), (38, 549896), (76, 274948), (152, 137474), (304, 68737)]