20145258

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1583}}^1$

素因数の和:1699

約数の個数: 48

約数和(自身を含む): 50409216

約数和(自身を除く): 30263958

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 101, 126, 202, 303, 606, 707, 909, 1414, 1583, 1818, 2121, 3166, 4242, 4749, 6363, 9498, 11081, 12726, 14247, 22162, 28494, 33243, 66486, 99729, 159883, 199458, 319766, 479649, 959298, 1119181, 1438947, 2238362, 2877894, 3357543, 6715086, 10072629, 20145258]

約数ペア:

[(1, 20145258), (2, 10072629), (3, 6715086), (6, 3357543), (7, 2877894), (9, 2238362), (14, 1438947), (18, 1119181), (21, 959298), (42, 479649), (63, 319766), (101, 199458), (126, 159883), (202, 99729), (303, 66486), (606, 33243), (707, 28494), (909, 22162), (1414, 14247), (1583, 12726), (1818, 11081), (2121, 9498), (3166, 6363), (4242, 4749)]