20475276

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3461}}^1$

素因数の和:3514

約数の個数: 48

約数和(自身を含む): 52345440

約数和(自身を除く): 31870164

約数列:

[1, 2, 3, 4, 6, 12, 17, 29, 34, 51, 58, 68, 87, 102, 116, 174, 204, 348, 493, 986, 1479, 1972, 2958, 3461, 5916, 6922, 10383, 13844, 20766, 41532, 58837, 100369, 117674, 176511, 200738, 235348, 301107, 353022, 401476, 602214, 706044, 1204428, 1706273, 3412546, 5118819, 6825092, 10237638, 20475276]

約数ペア:

[(1, 20475276), (2, 10237638), (3, 6825092), (4, 5118819), (6, 3412546), (12, 1706273), (17, 1204428), (29, 706044), (34, 602214), (51, 401476), (58, 353022), (68, 301107), (87, 235348), (102, 200738), (116, 176511), (174, 117674), (204, 100369), (348, 58837), (493, 41532), (986, 20766), (1479, 13844), (1972, 10383), (2958, 6922), (3461, 5916)]