20187680248

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{994663}}^1$

素因数の和:994771

約数の個数: 32

約数和(自身を含む): 39388694400

約数和(自身を除く): 19201014152

約数列:

[1, 2, 4, 8, 43, 59, 86, 118, 172, 236, 344, 472, 2537, 5074, 10148, 20296, 994663, 1989326, 3978652, 7957304, 42770509, 58685117, 85541018, 117370234, 171082036, 234740468, 342164072, 469480936, 2523460031, 5046920062, 10093840124, 20187680248]

約数ペア:

[(1, 20187680248), (2, 10093840124), (4, 5046920062), (8, 2523460031), (43, 469480936), (59, 342164072), (86, 234740468), (118, 171082036), (172, 117370234), (236, 85541018), (344, 58685117), (472, 42770509), (2537, 7957304), (5074, 3978652), (10148, 1989326), (20296, 994663)]