20803134212

素因数分解:

$2^2\times 7^1\times {\mathrm{3541}}^1\times {\mathrm{209819}}^1$

素因数の和:213371

約数の個数: 24

約数和(自身を含む): 41618216640

約数和(自身を除く): 20815082428

約数列:

[1, 2, 4, 7, 14, 28, 3541, 7082, 14164, 24787, 49574, 99148, 209819, 419638, 839276, 1468733, 2937466, 5874932, 742969079, 1485938158, 2971876316, 5200783553, 10401567106, 20803134212]

約数ペア:

[(1, 20803134212), (2, 10401567106), (4, 5200783553), (7, 2971876316), (14, 1485938158), (28, 742969079), (3541, 5874932), (7082, 2937466), (14164, 1468733), (24787, 839276), (49574, 419638), (99148, 209819)]