20979488

素因数分解:

$2^5\times {\mathrm{631}}^1\times {\mathrm{1039}}^1$

素因数の和:1680

約数の個数: 24

約数和(自身を含む): 41408640

約数和(自身を除く): 20429152

約数列:

[1, 2, 4, 8, 16, 32, 631, 1039, 1262, 2078, 2524, 4156, 5048, 8312, 10096, 16624, 20192, 33248, 655609, 1311218, 2622436, 5244872, 10489744, 20979488]

約数ペア:

[(1, 20979488), (2, 10489744), (4, 5244872), (8, 2622436), (16, 1311218), (32, 655609), (631, 33248), (1039, 20192), (1262, 16624), (2078, 10096), (2524, 8312), (4156, 5048)]