19837692

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{78721}}^1$

素因数の和:78738

約数の個数: 36

約数和(自身を含む): 57309616

約数和(自身を除く): 37471924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 78721, 157442, 236163, 314884, 472326, 551047, 708489, 944652, 1102094, 1416978, 1653141, 2204188, 2833956, 3306282, 4959423, 6612564, 9918846, 19837692]

約数ペア:

[(1, 19837692), (2, 9918846), (3, 6612564), (4, 4959423), (6, 3306282), (7, 2833956), (9, 2204188), (12, 1653141), (14, 1416978), (18, 1102094), (21, 944652), (28, 708489), (36, 551047), (42, 472326), (63, 314884), (84, 236163), (126, 157442), (252, 78721)]