19691312638

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{3039721}}^1$

素因数の和:3039843

約数の個数: 16

約数和(自身を含む): 30640397760

約数和(自身を除く): 10949085122

約数列:

[1, 2, 41, 79, 82, 158, 3239, 6478, 3039721, 6079442, 124628561, 240137959, 249257122, 480275918, 9845656319, 19691312638]

約数ペア:

[(1, 19691312638), (2, 9845656319), (41, 480275918), (79, 249257122), (82, 240137959), (158, 124628561), (3239, 6079442), (6478, 3039721)]