20834976765

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1\times {\mathrm{6163}}^1$

素因数の和:6474

約数の個数: 64

約数和(自身を含む): 35788677120

約数和(自身を除く): 14953700355

約数列:

[1, 3, 5, 15, 23, 41, 69, 115, 123, 205, 239, 345, 615, 717, 943, 1195, 2829, 3585, 4715, 5497, 6163, 9799, 14145, 16491, 18489, 27485, 29397, 30815, 48995, 82455, 92445, 141749, 146985, 225377, 252683, 425247, 676131, 708745, 758049, 1126885, 1263415, 1472957, 2126235, 3380655, 3790245, 4418871, 5811709, 7364785, 17435127, 22094355, 29058545, 33878011, 60391237, 87175635, 101634033, 169390055, 181173711, 301956185, 508170165, 905868555, 1388998451, 4166995353, 6944992255, 20834976765]

約数ペア:

[(1, 20834976765), (3, 6944992255), (5, 4166995353), (15, 1388998451), (23, 905868555), (41, 508170165), (69, 301956185), (115, 181173711), (123, 169390055), (205, 101634033), (239, 87175635), (345, 60391237), (615, 33878011), (717, 29058545), (943, 22094355), (1195, 17435127), (2829, 7364785), (3585, 5811709), (4715, 4418871), (5497, 3790245), (6163, 3380655), (9799, 2126235), (14145, 1472957), (16491, 1263415), (18489, 1126885), (27485, 758049), (29397, 708745), (30815, 676131), (48995, 425247), (82455, 252683), (92445, 225377), (141749, 146985)]