25391152

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{21739}}^1$

素因数の和:21820

約数の個数: 20

約数和(自身を含む): 49871560

約数和(自身を除く): 24480408

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 21739, 43478, 86956, 173912, 347824, 1586947, 3173894, 6347788, 12695576, 25391152]

約数ペア:

[(1, 25391152), (2, 12695576), (4, 6347788), (8, 3173894), (16, 1586947), (73, 347824), (146, 173912), (292, 86956), (584, 43478), (1168, 21739)]