20385596

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{547}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 44927232

約数和(自身を除く): 24541636

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 547, 847, 1094, 1331, 1694, 2188, 2662, 3388, 3829, 5324, 6017, 7658, 9317, 12034, 15316, 18634, 24068, 37268, 42119, 66187, 84238, 132374, 168476, 264748, 463309, 728057, 926618, 1456114, 1853236, 2912228, 5096399, 10192798, 20385596]

約数ペア:

[(1, 20385596), (2, 10192798), (4, 5096399), (7, 2912228), (11, 1853236), (14, 1456114), (22, 926618), (28, 728057), (44, 463309), (77, 264748), (121, 168476), (154, 132374), (242, 84238), (308, 66187), (484, 42119), (547, 37268), (847, 24068), (1094, 18634), (1331, 15316), (1694, 12034), (2188, 9317), (2662, 7658), (3388, 6017), (3829, 5324)]