20808280605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1019}}^1\times {\mathrm{194479}}^1$

素因数の和:195513

約数の個数: 32

約数和(自身を含む): 38086963200

約数和(自身を除く): 17278682595

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1019, 3057, 5095, 7133, 15285, 21399, 35665, 106995, 194479, 583437, 972395, 1361353, 2917185, 4084059, 6806765, 20420295, 198174101, 594522303, 990870505, 1387218707, 2972611515, 4161656121, 6936093535, 20808280605]

約数ペア:

[(1, 20808280605), (3, 6936093535), (5, 4161656121), (7, 2972611515), (15, 1387218707), (21, 990870505), (35, 594522303), (105, 198174101), (1019, 20420295), (3057, 6806765), (5095, 4084059), (7133, 2917185), (15285, 1361353), (21399, 972395), (35665, 583437), (106995, 194479)]