20431926

素因数分解:

$2^1\times 3^5\times {\mathrm{17}}^1\times {\mathrm{2473}}^1$

素因数の和:2507

約数の個数: 48

約数和(自身を含む): 48628944

約数和(自身を除く): 28197018

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 243, 306, 459, 486, 918, 1377, 2473, 2754, 4131, 4946, 7419, 8262, 14838, 22257, 42041, 44514, 66771, 84082, 126123, 133542, 200313, 252246, 378369, 400626, 600939, 756738, 1135107, 1201878, 2270214, 3405321, 6810642, 10215963, 20431926]

約数ペア:

[(1, 20431926), (2, 10215963), (3, 6810642), (6, 3405321), (9, 2270214), (17, 1201878), (18, 1135107), (27, 756738), (34, 600939), (51, 400626), (54, 378369), (81, 252246), (102, 200313), (153, 133542), (162, 126123), (243, 84082), (306, 66771), (459, 44514), (486, 42041), (918, 22257), (1377, 14838), (2473, 8262), (2754, 7419), (4131, 4946)]