20492080216

素因数分解:

$2^3\times {\mathrm{12329}}^1\times {\mathrm{207763}}^1$

素因数の和:220098

約数の個数: 16

約数和(自身を含む): 38425951800

約数和(自身を除く): 17933871584

約数列:

[1, 2, 4, 8, 12329, 24658, 49316, 98632, 207763, 415526, 831052, 1662104, 2561510027, 5123020054, 10246040108, 20492080216]

約数ペア:

[(1, 20492080216), (2, 10246040108), (4, 5123020054), (8, 2561510027), (12329, 1662104), (24658, 831052), (49316, 415526), (98632, 207763)]