2128388

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 3897432

約数和(自身を除く): 1769044

約数列:

[1, 2, 4, 37, 73, 74, 146, 148, 197, 292, 394, 788, 2701, 5402, 7289, 10804, 14381, 14578, 28762, 29156, 57524, 532097, 1064194, 2128388]

約数ペア:

[(1, 2128388), (2, 1064194), (4, 532097), (37, 57524), (73, 29156), (74, 28762), (146, 14578), (148, 14381), (197, 10804), (292, 7289), (394, 5402), (788, 2701)]