19948024

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{499}}^1$

素因数の和:787

約数の個数: 32

約数和(自身を含む): 39600000

約数和(自身を除く): 19651976

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 263, 499, 526, 998, 1052, 1996, 2104, 3992, 4997, 9481, 9994, 18962, 19988, 37924, 39976, 75848, 131237, 262474, 524948, 1049896, 2493503, 4987006, 9974012, 19948024]

約数ペア:

[(1, 19948024), (2, 9974012), (4, 4987006), (8, 2493503), (19, 1049896), (38, 524948), (76, 262474), (152, 131237), (263, 75848), (499, 39976), (526, 37924), (998, 19988), (1052, 18962), (1996, 9994), (2104, 9481), (3992, 4997)]