20199887407

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1\times {\mathrm{16073}}^1$

素因数の和:16335

約数の個数: 32

約数和(自身を含む): 24998284800

約数和(自身を除く): 4798397393

約数列:

[1, 7, 17, 59, 119, 179, 413, 1003, 1253, 3043, 7021, 10561, 16073, 21301, 73927, 112511, 179537, 273241, 948307, 1256759, 1912687, 2877067, 6638149, 16121219, 20139469, 48910139, 112848533, 169746953, 342370973, 1188228671, 2885698201, 20199887407]

約数ペア:

[(1, 20199887407), (7, 2885698201), (17, 1188228671), (59, 342370973), (119, 169746953), (179, 112848533), (413, 48910139), (1003, 20139469), (1253, 16121219), (3043, 6638149), (7021, 2877067), (10561, 1912687), (16073, 1256759), (21301, 948307), (73927, 273241), (112511, 179537)]