20137546

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 36934632

約数和(自身を除く): 16797086

約数列:

[1, 2, 11, 13, 22, 26, 37, 74, 121, 143, 173, 242, 286, 346, 407, 481, 814, 962, 1573, 1903, 2249, 3146, 3806, 4477, 4498, 5291, 6401, 8954, 10582, 12802, 20933, 24739, 41866, 49478, 58201, 70411, 83213, 116402, 140822, 166426, 272129, 544258, 774521, 915343, 1549042, 1830686, 10068773, 20137546]

約数ペア:

[(1, 20137546), (2, 10068773), (11, 1830686), (13, 1549042), (22, 915343), (26, 774521), (37, 544258), (74, 272129), (121, 166426), (143, 140822), (173, 116402), (242, 83213), (286, 70411), (346, 58201), (407, 49478), (481, 41866), (814, 24739), (962, 20933), (1573, 12802), (1903, 10582), (2249, 8954), (3146, 6401), (3806, 5291), (4477, 4498)]