31618028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 64520064

約数和(自身を除く): 32902036

約数列:

[1, 2, 4, 13, 17, 26, 34, 47, 52, 68, 94, 188, 221, 442, 611, 761, 799, 884, 1222, 1522, 1598, 2444, 3044, 3196, 9893, 10387, 12937, 19786, 20774, 25874, 35767, 39572, 41548, 51748, 71534, 143068, 168181, 336362, 464971, 608039, 672724, 929942, 1216078, 1859884, 2432156, 7904507, 15809014, 31618028]

約数ペア:

[(1, 31618028), (2, 15809014), (4, 7904507), (13, 2432156), (17, 1859884), (26, 1216078), (34, 929942), (47, 672724), (52, 608039), (68, 464971), (94, 336362), (188, 168181), (221, 143068), (442, 71534), (611, 51748), (761, 41548), (799, 39572), (884, 35767), (1222, 25874), (1522, 20774), (1598, 19786), (2444, 12937), (3044, 10387), (3196, 9893)]