20076838845

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{129457}}^1$

素因数の和:129690

約数の個数: 48

約数和(自身を含む): 37544891328

約数和(自身を除く): 17468052483

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 211, 245, 633, 735, 1055, 1477, 3165, 4431, 7385, 10339, 22155, 31017, 51695, 129457, 155085, 388371, 647285, 906199, 1941855, 2718597, 4530995, 6343393, 13592985, 19030179, 27315427, 31716965, 81946281, 95150895, 136577135, 191207989, 409731405, 573623967, 956039945, 1338455923, 2868119835, 4015367769, 6692279615, 20076838845]

約数ペア:

[(1, 20076838845), (3, 6692279615), (5, 4015367769), (7, 2868119835), (15, 1338455923), (21, 956039945), (35, 573623967), (49, 409731405), (105, 191207989), (147, 136577135), (211, 95150895), (245, 81946281), (633, 31716965), (735, 27315427), (1055, 19030179), (1477, 13592985), (3165, 6343393), (4431, 4530995), (7385, 2718597), (10339, 1941855), (22155, 906199), (31017, 647285), (51695, 388371), (129457, 155085)]