20176541

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1669}}^1$

素因数の和:1844

約数の個数: 16

約数和(自身を含む): 25330560

約数和(自身を除く): 5154019

約数列:

[1, 7, 11, 77, 157, 1099, 1669, 1727, 11683, 12089, 18359, 128513, 262033, 1834231, 2882363, 20176541]

約数ペア:

[(1, 20176541), (7, 2882363), (11, 1834231), (77, 262033), (157, 128513), (1099, 18359), (1669, 12089), (1727, 11683)]