19907608

素因数分解:

$2^3\times 7^1\times {\mathrm{433}}^1\times {\mathrm{821}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 42809760

約数和(自身を除く): 22902152

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 433, 821, 866, 1642, 1732, 3031, 3284, 3464, 5747, 6062, 6568, 11494, 12124, 22988, 24248, 45976, 355493, 710986, 1421972, 2488451, 2843944, 4976902, 9953804, 19907608]

約数ペア:

[(1, 19907608), (2, 9953804), (4, 4976902), (7, 2843944), (8, 2488451), (14, 1421972), (28, 710986), (56, 355493), (433, 45976), (821, 24248), (866, 22988), (1642, 12124), (1732, 11494), (3031, 6568), (3284, 6062), (3464, 5747)]