19063779

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{2957}}^1$

素因数の和:3274

約数の個数: 16

約数和(自身を含む): 29154048

約数和(自身を除く): 10090269

約数列:

[1, 3, 7, 21, 307, 921, 2149, 2957, 6447, 8871, 20699, 62097, 907799, 2723397, 6354593, 19063779]

約数ペア:

[(1, 19063779), (3, 6354593), (7, 2723397), (21, 907799), (307, 62097), (921, 20699), (2149, 8871), (2957, 6447)]