20186966863

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{75161}}^1$

素因数の和:75283

約数の個数: 32

約数和(自身を含む): 25499760768

約数和(自身を除く): 5312793905

約数列:

[1, 7, 17, 37, 61, 119, 259, 427, 629, 1037, 2257, 4403, 7259, 15799, 38369, 75161, 268583, 526127, 1277737, 2780957, 4584821, 8944159, 19466699, 32093747, 47276269, 77941957, 169638377, 330933883, 545593699, 1187468639, 2883852409, 20186966863]

約数ペア:

[(1, 20186966863), (7, 2883852409), (17, 1187468639), (37, 545593699), (61, 330933883), (119, 169638377), (259, 77941957), (427, 47276269), (629, 32093747), (1037, 19466699), (2257, 8944159), (4403, 4584821), (7259, 2780957), (15799, 1277737), (38369, 526127), (75161, 268583)]