20097986041

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{145721}}^1$

素因数の和:145825

約数の個数: 32

約数和(自身を含む): 26020120320

約数和(自身を除く): 5922134279

約数列:

[1, 7, 17, 19, 61, 119, 133, 323, 427, 1037, 1159, 2261, 7259, 8113, 19703, 137921, 145721, 1020047, 2477257, 2768699, 8888981, 17340799, 19380893, 47067883, 62222867, 151112677, 168890639, 329475181, 1057788739, 1182234473, 2871140863, 20097986041]

約数ペア:

[(1, 20097986041), (7, 2871140863), (17, 1182234473), (19, 1057788739), (61, 329475181), (119, 168890639), (133, 151112677), (323, 62222867), (427, 47067883), (1037, 19380893), (1159, 17340799), (2261, 8888981), (7259, 2768699), (8113, 2477257), (19703, 1020047), (137921, 145721)]