20897296

素因数分解:

$2^4\times 7^1\times {\mathrm{186583}}^1$

素因数の和:186598

約数の個数: 20

約数和(自身を含む): 46272832

約数和(自身を除く): 25375536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 186583, 373166, 746332, 1306081, 1492664, 2612162, 2985328, 5224324, 10448648, 20897296]

約数ペア:

[(1, 20897296), (2, 10448648), (4, 5224324), (7, 2985328), (8, 2612162), (14, 1492664), (16, 1306081), (28, 746332), (56, 373166), (112, 186583)]