19385118

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{8221}}^1$

素因数の和:8360

約数の個数: 24

約数和(自身を含む): 42326856

約数和(自身を除く): 22941738

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 8221, 16442, 24663, 49326, 73989, 147978, 1076951, 2153902, 3230853, 6461706, 9692559, 19385118]

約数ペア:

[(1, 19385118), (2, 9692559), (3, 6461706), (6, 3230853), (9, 2153902), (18, 1076951), (131, 147978), (262, 73989), (393, 49326), (786, 24663), (1179, 16442), (2358, 8221)]