18984868

素因数分解:

$2^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{1789}}^1$

素因数の和:2179

約数の個数: 24

約数和(自身を含む): 38091200

約数和(自身を除く): 19106332

約数列:

[1, 2, 4, 7, 14, 28, 379, 758, 1516, 1789, 2653, 3578, 5306, 7156, 10612, 12523, 25046, 50092, 678031, 1356062, 2712124, 4746217, 9492434, 18984868]

約数ペア:

[(1, 18984868), (2, 9492434), (4, 4746217), (7, 2712124), (14, 1356062), (28, 678031), (379, 50092), (758, 25046), (1516, 12523), (1789, 10612), (2653, 7156), (3578, 5306)]