19492746

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1879}}^1$

素因数の和:1923

約数の個数: 64

約数和(自身を含む): 50534400

約数和(自身を除く): 31041654

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 182, 247, 266, 273, 399, 494, 546, 741, 798, 1482, 1729, 1879, 3458, 3758, 5187, 5637, 10374, 11274, 13153, 24427, 26306, 35701, 39459, 48854, 71402, 73281, 78918, 107103, 146562, 170989, 214206, 249907, 341978, 464113, 499814, 512967, 749721, 928226, 1025934, 1392339, 1499442, 2784678, 3248791, 6497582, 9746373, 19492746]

約数ペア:

[(1, 19492746), (2, 9746373), (3, 6497582), (6, 3248791), (7, 2784678), (13, 1499442), (14, 1392339), (19, 1025934), (21, 928226), (26, 749721), (38, 512967), (39, 499814), (42, 464113), (57, 341978), (78, 249907), (91, 214206), (114, 170989), (133, 146562), (182, 107103), (247, 78918), (266, 73281), (273, 71402), (399, 48854), (494, 39459), (546, 35701), (741, 26306), (798, 24427), (1482, 13153), (1729, 11274), (1879, 10374), (3458, 5637), (3758, 5187)]