31890236

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{2153}}^1$

素因数の和:2210

約数の個数: 36

約数和(自身を含む): 66705072

約数和(自身を除く): 34814836

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 529, 644, 1058, 2116, 2153, 3703, 4306, 7406, 8612, 14812, 15071, 30142, 49519, 60284, 99038, 198076, 346633, 693266, 1138937, 1386532, 2277874, 4555748, 7972559, 15945118, 31890236]

約数ペア:

[(1, 31890236), (2, 15945118), (4, 7972559), (7, 4555748), (14, 2277874), (23, 1386532), (28, 1138937), (46, 693266), (92, 346633), (161, 198076), (322, 99038), (529, 60284), (644, 49519), (1058, 30142), (2116, 15071), (2153, 14812), (3703, 8612), (4306, 7406)]