201639556

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{461}}^1\times {\mathrm{2543}}^1$

素因数の和:3051

約数の個数: 24

約数和(自身を含む): 362001024

約数和(自身を除く): 160361468

約数列:

[1, 2, 4, 43, 86, 172, 461, 922, 1844, 2543, 5086, 10172, 19823, 39646, 79292, 109349, 218698, 437396, 1172323, 2344646, 4689292, 50409889, 100819778, 201639556]

約数ペア:

[(1, 201639556), (2, 100819778), (4, 50409889), (43, 4689292), (86, 2344646), (172, 1172323), (461, 437396), (922, 218698), (1844, 109349), (2543, 79292), (5086, 39646), (10172, 19823)]