20132557881

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1303}}^1\times {\mathrm{1613}}^1$

素因数の和:3053

約数の個数: 32

約数和(自身を含む): 28017180672

約数和(自身を除く): 7884622791

約数列:

[1, 3, 31, 93, 103, 309, 1303, 1613, 3193, 3909, 4839, 9579, 40393, 50003, 121179, 134209, 150009, 166139, 402627, 498417, 2101739, 4160479, 5150309, 6305217, 12481437, 15450927, 65153909, 195461727, 216479117, 649437351, 6710852627, 20132557881]

約数ペア:

[(1, 20132557881), (3, 6710852627), (31, 649437351), (93, 216479117), (103, 195461727), (309, 65153909), (1303, 15450927), (1613, 12481437), (3193, 6305217), (3909, 5150309), (4839, 4160479), (9579, 2101739), (40393, 498417), (50003, 402627), (121179, 166139), (134209, 150009)]