20192516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{5653}}^1$

素因数の和:5723

約数の個数: 24

約数和(自身を含む): 37994880

約数和(自身を除く): 17802364

約数列:

[1, 2, 4, 19, 38, 47, 76, 94, 188, 893, 1786, 3572, 5653, 11306, 22612, 107407, 214814, 265691, 429628, 531382, 1062764, 5048129, 10096258, 20192516]

約数ペア:

[(1, 20192516), (2, 10096258), (4, 5048129), (19, 1062764), (38, 531382), (47, 429628), (76, 265691), (94, 214814), (188, 107407), (893, 22612), (1786, 11306), (3572, 5653)]