1900495919

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{49789}}^1$

素因数の和:49863

約数の個数: 24

約数和(自身を含む): 2383945200

約数和(自身を除く): 483449281

約数列:

[1, 7, 19, 41, 49, 133, 287, 779, 931, 2009, 5453, 38171, 49789, 348523, 945991, 2041349, 2439661, 6621937, 14289443, 38785631, 46353559, 100026101, 271499417, 1900495919]

約数ペア:

[(1, 1900495919), (7, 271499417), (19, 100026101), (41, 46353559), (49, 38785631), (133, 14289443), (287, 6621937), (779, 2439661), (931, 2041349), (2009, 945991), (5453, 348523), (38171, 49789)]