20173577445

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{21347701}}^1$

素因数の和:21347722

約数の個数: 32

約数和(自身を含む): 40987587840

約数和(自身を除く): 20814010395

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 21347701, 64043103, 106738505, 149433907, 192129309, 320215515, 448301721, 576387927, 747169535, 960646545, 1344905163, 2241508605, 2881939635, 4034715489, 6724525815, 20173577445]

約数ペア:

[(1, 20173577445), (3, 6724525815), (5, 4034715489), (7, 2881939635), (9, 2241508605), (15, 1344905163), (21, 960646545), (27, 747169535), (35, 576387927), (45, 448301721), (63, 320215515), (105, 192129309), (135, 149433907), (189, 106738505), (315, 64043103), (945, 21347701)]