20989242

素因数分解:

$2^1\times 3^2\times {\mathrm{433}}^1\times {\mathrm{2693}}^1$

素因数の和:3134

約数の個数: 24

約数和(自身を含む): 45598644

約数和(自身を除く): 24609402

約数列:

[1, 2, 3, 6, 9, 18, 433, 866, 1299, 2598, 2693, 3897, 5386, 7794, 8079, 16158, 24237, 48474, 1166069, 2332138, 3498207, 6996414, 10494621, 20989242]

約数ペア:

[(1, 20989242), (2, 10494621), (3, 6996414), (6, 3498207), (9, 2332138), (18, 1166069), (433, 48474), (866, 24237), (1299, 16158), (2598, 8079), (2693, 7794), (3897, 5386)]