19552976

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{64319}}^1$

素因数の和:64346

約数の個数: 20

約数和(自身を含む): 39878400

約数和(自身を除く): 20325424

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 64319, 128638, 257276, 514552, 1029104, 1222061, 2444122, 4888244, 9776488, 19552976]

約数ペア:

[(1, 19552976), (2, 9776488), (4, 4888244), (8, 2444122), (16, 1222061), (19, 1029104), (38, 514552), (76, 257276), (152, 128638), (304, 64319)]