19363540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{138311}}^1$

素因数の和:138327

約数の個数: 24

約数和(自身を含む): 46472832

約数和(自身を除く): 27109292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 138311, 276622, 553244, 691555, 968177, 1383110, 1936354, 2766220, 3872708, 4840885, 9681770, 19363540]

約数ペア:

[(1, 19363540), (2, 9681770), (4, 4840885), (5, 3872708), (7, 2766220), (10, 1936354), (14, 1383110), (20, 968177), (28, 691555), (35, 553244), (70, 276622), (140, 138311)]