2019919454

素因数分解:

$2^1\times 7^3\times {\mathrm{1657}}^1\times {\mathrm{1777}}^1$

素因数の和:3457

約数の個数: 32

約数和(自身を含む): 3537508800

約数和(自身を除く): 1517589346

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 1657, 1777, 3314, 3554, 11599, 12439, 23198, 24878, 81193, 87073, 162386, 174146, 568351, 609511, 1136702, 1219022, 2944489, 5888978, 20611423, 41222846, 144279961, 288559922, 1009959727, 2019919454]

約数ペア:

[(1, 2019919454), (2, 1009959727), (7, 288559922), (14, 144279961), (49, 41222846), (98, 20611423), (343, 5888978), (686, 2944489), (1657, 1219022), (1777, 1136702), (3314, 609511), (3554, 568351), (11599, 174146), (12439, 162386), (23198, 87073), (24878, 81193)]