19985688

素因数分解:

$2^3\times 3^2\times {\mathrm{277579}}^1$

素因数の和:277591

約数の個数: 24

約数和(自身を含む): 54128100

約数和(自身を除く): 34142412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 277579, 555158, 832737, 1110316, 1665474, 2220632, 2498211, 3330948, 4996422, 6661896, 9992844, 19985688]

約数ペア:

[(1, 19985688), (2, 9992844), (3, 6661896), (4, 4996422), (6, 3330948), (8, 2498211), (9, 2220632), (12, 1665474), (18, 1110316), (24, 832737), (36, 555158), (72, 277579)]