20802873345

素因数分解:

$3^1\times 5^1\times {\mathrm{21313}}^1\times {\mathrm{65071}}^1$

素因数の和:86392

約数の個数: 16

約数和(自身を含む): 33286670592

約数和(自身を除く): 12483797247

約数列:

[1, 3, 5, 15, 21313, 63939, 65071, 106565, 195213, 319695, 325355, 976065, 1386858223, 4160574669, 6934291115, 20802873345]

約数ペア:

[(1, 20802873345), (3, 6934291115), (5, 4160574669), (15, 1386858223), (21313, 976065), (63939, 325355), (65071, 319695), (106565, 195213)]